problems.json

[
    {
        "url": "https://codeforces.com/contest/1174/problem/F",
        "name": "Ehab and the Big Finale",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1166/problem/F",
        "name": "Vicky's Delivery Service",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1163/problem/E",
        "name": "Magical Permutation",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1726/problem/E",
        "name": "Almost Perfect",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1726/problem/D",
        "name": "Edge Split",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1726/problem/C",
        "name": "Jatayu's Balanced Bracket Sequence",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1726/problem/B",
        "name": "Mainak and Interesting Sequence",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1726/problem/A",
        "name": "Mainak and Array",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1710/problem/A",
        "name": "Color the Picture",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1709/problem/A",
        "name": "Three Doors",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1707/problem/B",
        "name": "Difference Array",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1707/problem/A",
        "name": "Doremy's IQ",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1696/problem/E",
        "name": "Placing Jinas",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1696/problem/D",
        "name": "Permutation Graph",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1696/problem/C",
        "name": "Fishingprince Plays With Array",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1696/problem/B",
        "name": "NIT Destroys the Universe",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1696/problem/A",
        "name": "NIT orz!",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1520/problem/B",
        "name": "Ordinary Numbers",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1700/problem/E",
        "name": "Serega the Pirate",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1700/problem/D",
        "name": "River Locks",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1700/problem/C",
        "name": "Helping the Nature",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1700/problem/B",
        "name": "Palindromic Numbers ",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1700/problem/A",
        "name": "Optimal Path",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1305/problem/F",
        "name": "Kuroni and the Punishment",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1301/problem/E",
        "name": "Nanosoft",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1695/problem/D1",
        "name": "Tree Queries (Easy Version)",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1695/problem/D2",
        "name": "Tree Queries (Hard Version)",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1695/problem/C",
        "name": "Zero Path",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1695/problem/B",
        "name": "Circle Game",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1695/problem/A",
        "name": "Subrectangle Guess",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1693/problem/C",
        "name": "Keshi in Search of AmShZ",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1693/problem/B",
        "name": "Fake Plastic Trees",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1693/problem/A",
        "name": "Directional Increase",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1371/problem/A",
        "name": "Magical Sticks",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1697/problem/D",
        "name": "Guess The String",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1697/problem/C",
        "name": "awoo's Favorite Problem",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1697/problem/B",
        "name": "Promo",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1697/problem/A",
        "name": "Parkway Walk",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1690/problem/G",
        "name": "Count the Trains",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1690/problem/F",
        "name": "Shifting String",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1690/problem/E",
        "name": "Price Maximization",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1690/problem/D",
        "name": "Black and White Stripe",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1690/problem/C",
        "name": "Restoring the Duration of Tasks",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1690/problem/B",
        "name": "Array Decrements",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1690/problem/A",
        "name": "Print a Pedestal (Codeforces logo?)",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1284/problem/E",
        "name": "New Year and Castle Construction",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1280/problem/D",
        "name": "Miss Punyverse",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1253/problem/F",
        "name": "Cheap Robot",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1251/problem/F",
        "name": "Red-White Fence",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1248/problem/D1",
        "name": "The World Is Just a Programming Task (Easy Version)",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1239/problem/B",
        "name": "The World Is Just a Programming Task (Hard Version)",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1236/problem/E",
        "name": "Alice and the Unfair Game",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1228/problem/F",
        "name": "One Node is Gone",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1225/problem/D",
        "name": "Power Products",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1225/problem/F",
        "name": "Tree Factory",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1685/problem/B",
        "name": "Linguistics",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1685/problem/A",
        "name": "Circular Local MiniMax",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1512/problem/A",
        "name": "Spy Detected!",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1560/problem/A",
        "name": "Dislike of Threes",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1221/problem/E",
        "name": "Game With String",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1209/problem/E1",
        "name": "Rotate Columns (easy version)",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1209/problem/E2",
        "name": "Rotate Columns (hard version)",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1681/problem/F",
        "name": "Unique Occurrences",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1681/problem/E",
        "name": "Labyrinth Adventures",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1681/problem/D",
        "name": "Required Length",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1681/problem/C",
        "name": "Double Sort",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1681/problem/B",
        "name": "Card Trick",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1681/problem/A",
        "name": "Game with Cards",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1198/problem/E",
        "name": "Rectangle Painting 2",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1198/problem/D",
        "name": "Rectangle Painting 1",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1682/problem/E",
        "name": "Unordered Swaps",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1195/problem/F",
        "name": "Geometers Anonymous Club",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1188/problem/C",
        "name": "Array Beauty",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1187/problem/F",
        "name": "Expected Square Beauty",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1186/problem/E",
        "name": "Vus the Cossack and a Field",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1175/problem/F",
        "name": "The Number of Subpermutations",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1174/problem/E",
        "name": "Ehab and the Expected GCD Problem",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1146/problem/F",
        "name": "Leaf Partition",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1139/problem/C",
        "name": "Edgy Trees",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1139/problem/B",
        "name": "Chocolates",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1139/problem/F",
        "name": "Dish Shopping",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1137/problem/C",
        "name": "Museums Tour",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1137/problem/C",
        "name": "Museums Tour",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1120/problem/D",
        "name": "Power Tree",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1117/problem/G",
        "name": "Recursive Queries",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1684/problem/G",
        "name": "Euclid Guess",
        "rating": 2800
    },
    {
        "url": "https://codeforces.com/contest/1684/problem/C",
        "name": "Column Swapping",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1684/problem/F",
        "name": "Diverse Segments",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1684/problem/E",
        "name": "MEX vs DIFF",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1684/problem/D",
        "name": "Traps",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1684/problem/B",
        "name": "Z mod X = C",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1684/problem/A",
        "name": "Digit Minimization",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1675/problem/G",
        "name": "Sorting Pancakes",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1675/problem/F",
        "name": "Vlad and Unfinished Business",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1675/problem/E",
        "name": "Replace With the Previous, Minimize",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1675/problem/D",
        "name": "Vertical Paths",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1675/problem/C",
        "name": "Detective Task",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1675/problem/B",
        "name": "Make It Increasing",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1675/problem/A",
        "name": "Food for Animals",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1670/problem/D",
        "name": "Very Suspicious",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1670/problem/C",
        "name": "Where is the Pizza?",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1670/problem/B",
        "name": "Dorms War",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1670/problem/A",
        "name": "Prof. Slim",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1657/problem/C",
        "name": "Bracket Sequence Deletion",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1674/problem/G",
        "name": "Remove Directed Edges",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1657/problem/B",
        "name": "XY Sequence",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1657/problem/A",
        "name": "Integer Moves",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1658/problem/E",
        "name": "Gojou and Matrix Game",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1658/problem/D1",
        "name": "388535 (Easy Version)",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1658/problem/D2",
        "name": "388535 (Hard Version)",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1658/problem/C",
        "name": "Shinju and the Lost Permutation",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1658/problem/B",
        "name": "Marin and Anti-coprime Permutation",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1658/problem/A",
        "name": "Marin and Photoshoot",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1672/problem/E",
        "name": "notepad.exe",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1672/problem/D",
        "name": "Cyclic Rotation",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1672/problem/C",
        "name": "Unequal Array",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1672/problem/B",
        "name": "I love AAAB",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1672/problem/A",
        "name": "Log Chopping",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1669/problem/F",
        "name": "Eating Candies",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1669/problem/E",
        "name": "2-Letter Strings",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1669/problem/D",
        "name": "Colorful Stamp",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1671/problem/E",
        "name": "Preorder",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1671/problem/D",
        "name": "Insert a Progression",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1671/problem/C",
        "name": "Dolce Vita",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1671/problem/B",
        "name": "Consecutive Points Segment",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1671/problem/A",
        "name": "String Building",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1647/problem/E",
        "name": "Madoka and the Sixth-graders",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1647/problem/D",
        "name": "Madoka and the Best School in Russia",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1647/problem/C",
        "name": "Madoka and Childish Pranks",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1647/problem/B",
        "name": "Madoka and the Elegant Gift",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1647/problem/A",
        "name": "Madoka and Math Dad",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1660/problem/F1",
        "name": "Promising String (easy version)",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1660/problem/F2",
        "name": "Promising String (hard version)",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1660/problem/E",
        "name": "Matrix and Shifts",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1660/problem/D",
        "name": "Maximum Product Strikes Back",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1660/problem/C",
        "name": "Get an Even String",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1660/problem/B",
        "name": "Vlad and Candies",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1660/problem/A",
        "name": "Vasya and Coins",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1665/problem/E",
        "name": "MinimizOR",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1665/problem/D",
        "name": "GCD Guess",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1665/problem/C",
        "name": "Tree Infection",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1665/problem/B",
        "name": "Array Cloning Technique",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1665/problem/A",
        "name": "GCD vs LCM",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1661/problem/C",
        "name": "Water the Trees",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1661/problem/B",
        "name": "Getting Zero",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1661/problem/A",
        "name": "Array Balancing",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1144/problem/G",
        "name": "Two Merged Sequences",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1142/problem/C",
        "name": "U2",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1142/problem/C",
        "name": "U2",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1139/problem/E",
        "name": "Maximize Mex",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1137/problem/D",
        "name": "Cooperative Game",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1132/problem/G",
        "name": "Greedy Subsequences",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1129/problem/C",
        "name": "Morse Code",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1114/problem/F",
        "name": "Please, another Queries on Array?",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1109/problem/D",
        "name": "Sasha and Interesting Fact from Graph Theory",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/F",
        "name": "Trucks and Cities",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1107/problem/G",
        "name": "Vasya and Maximum Profit",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1107/problem/E",
        "name": "Vasya and Binary String",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1638/problem/E",
        "name": "Colorful Operations",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1638/problem/D",
        "name": "Big Brush",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1638/problem/C",
        "name": "Inversion Graph",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1638/problem/B",
        "name": "Odd Swap Sort",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1638/problem/A",
        "name": "Reverse",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1099/problem/F",
        "name": "Cookies",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1098/problem/C",
        "name": "Construct a tree",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/F",
        "name": "Vasya and Array",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/E",
        "name": "Intersection of Permutations",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/E",
        "name": "Intersection of Permutations",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/E",
        "name": "Intersection of Permutations",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1634/problem/E",
        "name": "Fair Share",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1637/problem/E",
        "name": "Best Pair",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1637/problem/E",
        "name": "Best Pair",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1637/problem/F",
        "name": "Towers",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1637/problem/E",
        "name": "Best Pair",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1637/problem/D",
        "name": "Yet Another Minimization Problem",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1637/problem/C",
        "name": "Andrew and Stones",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1637/problem/B",
        "name": "MEX and Array",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1637/problem/A",
        "name": "Sorting Parts",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1634/problem/D",
        "name": "Finding Zero",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1634/problem/C",
        "name": "OKEA",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1634/problem/B",
        "name": "Fortune Telling",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1634/problem/A",
        "name": "Reverse and Concatenate",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1633/problem/D",
        "name": "Make Them Equal",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1633/problem/C",
        "name": "Kill the Monster",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1633/problem/B",
        "name": "Minority",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1633/problem/A",
        "name": "Div. 7",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1627/problem/F",
        "name": "Not Splitting",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1627/problem/E",
        "name": "Not Escaping",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1627/problem/D",
        "name": "Not Adding",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1627/problem/C",
        "name": "Not Assigning",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1627/problem/B",
        "name": "Not Sitting",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1627/problem/A",
        "name": "Not Shading",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1619/problem/G",
        "name": "Unusual Minesweeper",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1619/problem/F",
        "name": "Let's Play the Hat?",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1619/problem/E",
        "name": "MEX and Increments",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1619/problem/D",
        "name": "New Year's Problem",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1619/problem/C",
        "name": "Wrong Addition",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1619/problem/B",
        "name": "Squares and Cubes",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1619/problem/A",
        "name": "Square String?",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1624/problem/G",
        "name": "MinOr Tree",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1624/problem/F",
        "name": "Interacdive Problem",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1624/problem/E",
        "name": "Masha-forgetful",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1624/problem/D",
        "name": "Palindromes Coloring",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1624/problem/C",
        "name": "Division by Two and Permutation",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1624/problem/B",
        "name": "Make AP",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1624/problem/A",
        "name": "Plus One on the Subset",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1625/problem/A",
        "name": "Ancient Civilization",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1625/problem/D",
        "name": "Binary Spiders",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1625/problem/D",
        "name": "Binary Spiders",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1625/problem/C",
        "name": "Road Optimization",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1625/problem/B",
        "name": "Elementary Particles",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1625/problem/A",
        "name": "Ancient Civilization",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1091/problem/E",
        "name": "New Year and the Acquaintance Estimation",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/4/problem/C",
        "name": "Registration System",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/903/problem/C",
        "name": "Boxes Packing",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1476/problem/A",
        "name": "K-divisible Sum",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1421/problem/A",
        "name": "XORwice",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/632/problem/C",
        "name": "The Smallest String Concatenation",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1141/problem/E",
        "name": "Superhero Battle",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1025/problem/B",
        "name": "Weakened Common Divisor",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/735/problem/C",
        "name": "Tennis Championship",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1559/problem/E",
        "name": "Mocha and Stars",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1559/problem/E",
        "name": "Mocha and Stars",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1559/problem/E",
        "name": "Mocha and Stars",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1559/problem/E",
        "name": "Mocha and Stars",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1559/problem/E",
        "name": "Mocha and Stars",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1525/problem/E",
        "name": "Assimilation IV",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1554/problem/E",
        "name": "You",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1554/problem/E",
        "name": "You",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1554/problem/E",
        "name": "You",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1514/problem/D",
        "name": "Cut and Stick",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1088/problem/E",
        "name": "Ehab and a component choosing problem",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1555/problem/A",
        "name": "PizzaForces",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1554/problem/E",
        "name": "You",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1554/problem/D",
        "name": "Diane",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1554/problem/C",
        "name": "Mikasa",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1554/problem/B",
        "name": "Cobb",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1554/problem/A",
        "name": "Cherry",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1133/problem/C",
        "name": "Balanced Team",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1082/problem/G",
        "name": "Petya and Graph",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1080/problem/F",
        "name": "Katya and Segments Sets",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1080/problem/F",
        "name": "Katya and Segments Sets",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1552/problem/G",
        "name": "A Serious Referee",
        "rating": 3000
    },
    {
        "url": "https://codeforces.com/contest/1552/problem/F",
        "name": "Telepanting",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1552/problem/E",
        "name": "Colors and Intervals",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1552/problem/D",
        "name": "Array Differentiation",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1552/problem/C",
        "name": "Maximize the Intersections",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1552/problem/B",
        "name": "Running for Gold",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1552/problem/A",
        "name": "Subsequence Permutation",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1118/problem/C",
        "name": "Palindromic Matrix",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1118/problem/C",
        "name": "Palindromic Matrix",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/546/problem/D",
        "name": "Soldier and Number Game",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/870/problem/D",
        "name": "Something with XOR Queries",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/859/problem/C",
        "name": "Pie Rules",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1401/problem/D",
        "name": "Maximum Distributed Tree",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1551/problem/F",
        "name": "Equidistant Vertices",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1551/problem/E",
        "name": "Fixed Points",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1551/problem/D2",
        "name": "Domino (hard version)",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1551/problem/D1",
        "name": "Domino (easy version)",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1551/problem/C",
        "name": "Interesting Story",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1551/problem/B1",
        "name": "Wonderful Coloring - 1",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1551/problem/B2",
        "name": "Wonderful Coloring - 2",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1551/problem/A",
        "name": "Polycarp and Coins",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/992/problem/C",
        "name": "Nastya and a Wardrobe",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1553/problem/D",
        "name": "Backspace",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1553/problem/G",
        "name": "Common Divisor Graph",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1553/problem/F",
        "name": "Pairwise Modulo",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1553/problem/E",
        "name": "Permutation Shift",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1553/problem/C",
        "name": "Penalty",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1553/problem/B",
        "name": "Reverse String",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1553/problem/A",
        "name": "Digits Sum",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1550/problem/E",
        "name": "Stringforces",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1550/problem/D",
        "name": "Excellent Arrays",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1550/problem/C",
        "name": "Manhattan Subarrays",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1550/problem/B",
        "name": "Maximum Cost Deletion",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1550/problem/A",
        "name": "Find The Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1538/problem/G",
        "name": "Gift Set",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1538/problem/F",
        "name": "Interesting Function",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1538/problem/E",
        "name": "Funny Substrings",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1538/problem/D",
        "name": "Another Problem About Dividing Numbers",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1538/problem/C",
        "name": "Number of Pairs",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1538/problem/B",
        "name": "Friends and Candies",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1538/problem/A",
        "name": "Stone Game",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1547/problem/F",
        "name": "Array Stabilization (GCD version)",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1547/problem/F",
        "name": "Array Stabilization (GCD version)",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1547/problem/F",
        "name": "Array Stabilization (GCD version)",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1547/problem/E",
        "name": "Air Conditioners",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1547/problem/D",
        "name": "Co-growing Sequence",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1547/problem/C",
        "name": "Pair Programming",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1547/problem/B",
        "name": "Alphabetical Strings",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1547/problem/A",
        "name": "Shortest Path with Obstacle",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/602/problem/B",
        "name": "Approximating a Constant Range",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/725/problem/D",
        "name": "Contest Balloons",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/458/problem/A",
        "name": "Golden System",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/209/problem/A",
        "name": "Multicolored Marbles",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/602/problem/B",
        "name": "Approximating a Constant Range",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/602/problem/B",
        "name": "Approximating a Constant Range",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/928/problem/C",
        "name": "Dependency management",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/780/problem/D",
        "name": "Innokenty and a Football League",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1539/problem/E",
        "name": "Game with Cards",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1539/problem/D",
        "name": "PriceFixed",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1539/problem/C",
        "name": "Stable Groups",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1539/problem/B",
        "name": "Love Song",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1539/problem/A",
        "name": "Contest Start",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1537/problem/E1",
        "name": "Erase and Extend (Easy Version)",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1537/problem/E2",
        "name": "Erase and Extend (Hard Version)",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1537/problem/C",
        "name": "Challenging Cliffs",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1537/problem/D",
        "name": "Deleting Divisors",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1537/problem/B",
        "name": "Bad Boy",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1537/problem/A",
        "name": "Arithmetic Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/997/problem/A",
        "name": "Convert to Ones",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/175/problem/C",
        "name": "Geometry Horse",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1114/problem/B",
        "name": "Yet Another Array Partitioning Task",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1181/problem/B",
        "name": "Split a Number",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1154/problem/E",
        "name": "Two Teams",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1154/problem/E",
        "name": "Two Teams",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/558/problem/C",
        "name": "Amr and Chemistry",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/360/problem/A",
        "name": "Levko and Array Recovery",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/360/problem/A",
        "name": "Levko and Array Recovery",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/C",
        "name": "Annoying Present",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1005/problem/E1",
        "name": "Median on Segments (Permutations Edition)",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1119/problem/E",
        "name": "Pavel and Triangles",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1305/problem/D",
        "name": "Kuroni and the Celebration",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1256/problem/E",
        "name": "Yet Another Division Into Teams",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1061/problem/D",
        "name": "TV Shows",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1234/problem/E",
        "name": "Special Permutations",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1174/problem/D",
        "name": "Ehab and the Expected XOR Problem",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1151/problem/B",
        "name": "Dima and a Bad XOR",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1203/problem/E",
        "name": "Boxers",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1200/problem/C",
        "name": "Round Corridor",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1341/problem/B",
        "name": "Nastya and Door",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/810/problem/B",
        "name": "Summer sell-off",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/887/problem/B",
        "name": "Cubes for Masha",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/750/problem/B",
        "name": "New Year and North Pole",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1037/problem/A",
        "name": "Packets",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1216/problem/D",
        "name": "Swords",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/652/problem/A",
        "name": "Gabriel and Caterpillar",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/436/problem/C",
        "name": "Dungeons and Candies",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/817/problem/B",
        "name": "Makes And The Product",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1083/problem/A",
        "name": "The Fair Nut and the Best Path",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1536/problem/D",
        "name": "Omkar and Medians",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1536/problem/C",
        "name": "Diluc and Kaeya",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1536/problem/B",
        "name": "Prinzessin der Verurteilung",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1536/problem/A",
        "name": "Omkar and Bad Story",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1535/problem/E",
        "name": "Gold Transfer",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1535/problem/D",
        "name": "Playoff Tournament",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1535/problem/C",
        "name": "Unstable String",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1535/problem/B",
        "name": "Array Reodering",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1535/problem/A",
        "name": "Fair Playoff",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1526/problem/D",
        "name": "Kill Anton",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1526/problem/C1",
        "name": "Potions (Easy Version)",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1526/problem/C2",
        "name": "Potions (Hard Version)",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1526/problem/B",
        "name": "I Hate 1111",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1526/problem/A",
        "name": "Mean Inequality",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1528/problem/D",
        "name": "It's a bird! No, it's a plane! No, it's AaParsa!",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1528/problem/C",
        "name": "Trees of Tranquillity",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1528/problem/B",
        "name": "Kavi on Pairing Duty",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1528/problem/A",
        "name": "Parsa's Humongous Tree",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1527/problem/D",
        "name": "MEX Tree",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1527/problem/C",
        "name": "Sequence Pair Weight",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1527/problem/B2",
        "name": "Palindrome Game (hard version)",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1527/problem/B1",
        "name": "Palindrome Game (easy version)",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1527/problem/A",
        "name": "And Then There Were K",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1080/problem/E",
        "name": "Sonya and Matrix Beauty",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1061/problem/F",
        "name": "Lost Root",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1059/problem/E",
        "name": "Split the Tree",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1055/problem/D",
        "name": "Refactoring",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1216/problem/E1",
        "name": "Numerical Sequence (easy version)",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1515/problem/E",
        "name": "Phoenix and Computers",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1515/problem/F",
        "name": "Phoenix and Earthquake",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1515/problem/D",
        "name": "Phoenix and Socks",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1515/problem/C",
        "name": "Phoenix and Towers",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1515/problem/B",
        "name": "Phoenix and Puzzle",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1515/problem/A",
        "name": "Phoenix and Gold",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1516/problem/E",
        "name": "Baby Ehab Plays with Permutations",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1516/problem/D",
        "name": "Cut",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1516/problem/C",
        "name": "Baby Ehab Partitions Again",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1516/problem/B",
        "name": "AGAGA XOOORRR",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1516/problem/A",
        "name": "Tit for Tat",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1054/problem/E",
        "name": "Chips Puzzle",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1045/problem/H",
        "name": "Self-exploration",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1514/problem/E",
        "name": "Baby Ehab's Hyper Apartment",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1514/problem/D",
        "name": "Cut and Stick",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1514/problem/C",
        "name": "Product 1 Modulo N",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1514/problem/B",
        "name": "AND 0, Sum Big",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1514/problem/A",
        "name": "Perfectly Imperfect Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1045/problem/B",
        "name": "Space Isaac",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1044/problem/D",
        "name": "Deduction Queries",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1508/problem/C",
        "name": "Complete the MST",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1508/problem/B",
        "name": "Almost Sorted",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1508/problem/A",
        "name": "Binary Literature",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/4/problem/A",
        "name": "Watermelon",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1042/problem/F",
        "name": "Leaf Sets",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1051/problem/F",
        "name": "The Shortest Statement",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1505/problem/C",
        "name": "Fibonacci Words",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1505/problem/B",
        "name": "DMCA",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1505/problem/A",
        "name": "Is it rated - 2",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/102760/problem/A",
        "name": "Advertisement Matching",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/1038/problem/E",
        "name": "Maximum Matching",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1036/problem/F",
        "name": "Relatively Prime Powers",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1036/problem/E",
        "name": "Covered Points",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1032/problem/F",
        "name": "Vasya and Maximum Matching",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1028/problem/E",
        "name": "Restore Array",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1017/problem/E",
        "name": "The Supersonic Rocket",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1027/problem/F",
        "name": "Session in BSU",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1016/problem/E",
        "name": "Rest In The Shades",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/G",
        "name": "Allowed Letters",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1483/problem/D",
        "name": "Useful Edges",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1483/problem/C",
        "name": "Skyline Photo",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1483/problem/B",
        "name": "Playlist",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1483/problem/A",
        "name": "Basic Diplomacy",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1499/problem/D",
        "name": "The Number of Pairs",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1499/problem/E",
        "name": "Chaotic Merge",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1499/problem/C",
        "name": "Minimum Grid Path",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1499/problem/B",
        "name": "Binary Removals",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1499/problem/A",
        "name": "Domino on Windowsill",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1007/problem/B",
        "name": "Pave the Parallelepiped",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1497/problem/E1",
        "name": "Square-free division (easy version)",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1497/problem/C1",
        "name": "k-LCM (easy version)",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1497/problem/C2",
        "name": "k-LCM (hard version)",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1497/problem/B",
        "name": "M-arrays",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1497/problem/A",
        "name": "Meximization",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1500/problem/A",
        "name": "Going Home",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1367/problem/B",
        "name": "Even Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1000/problem/F",
        "name": "One Occurrence",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/900/problem/D",
        "name": "Unusual Sequences",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/990/problem/G",
        "name": "GCD Counting",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/983/problem/C",
        "name": "Elevator",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/990/problem/F",
        "name": "Flow Control",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1495/problem/B",
        "name": "Let's Go Hiking",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1495/problem/C",
        "name": "Garden of the Sun",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1495/problem/A",
        "name": "Diamond Miner",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1493/problem/A",
        "name": "Anti-knapsack",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/962/problem/F",
        "name": "Simple Cycles Edges",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/979/problem/E",
        "name": "Kuro and Topological Parity",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1290/problem/C",
        "name": "Prefix Enlightenment",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1455/problem/E",
        "name": "Four Points",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1493/problem/F",
        "name": "Enchanted Matrix",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1493/problem/E",
        "name": "Enormous XOR",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1493/problem/D",
        "name": "GCD of an Array",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1493/problem/C",
        "name": "K-beautiful Strings",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1493/problem/B",
        "name": "Planet Lapituletti",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1493/problem/A",
        "name": "Anti-knapsack",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1270/problem/E",
        "name": "Divide Points",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1268/problem/C",
        "name": "K Integers",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/4/problem/A",
        "name": "Watermelon",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/C",
        "name": "Point Ordering",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1245/problem/F",
        "name": "Daniel and Spring Cleaning",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/102861/problem/M",
        "name": "Machine Gun",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/102861/problem/K",
        "name": "Between Us",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/102861/problem/C",
        "name": "Concatenating Teams",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/1245/problem/E",
        "name": "Hyakugoku and Ladders",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1244/problem/F",
        "name": "Chips",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1239/problem/C",
        "name": "Queue in the Train",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1492/problem/E",
        "name": "Almost Fault-Tolerant Database",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1492/problem/D",
        "name": "Genius's Gambit",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1492/problem/C",
        "name": "Maximum width",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1492/problem/B",
        "name": "Card Deck",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1492/problem/A",
        "name": "Three swimmers",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1236/problem/D",
        "name": "Alice and the Doll",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1228/problem/E",
        "name": "Another Filling the Grid",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/E",
        "name": "Paired Payment",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/E",
        "name": "Paired Payment",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/E",
        "name": "Paired Payment",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/E",
        "name": "Paired Payment",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/F",
        "name": "Pairs of Paths",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/E",
        "name": "Paired Payment",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/D",
        "name": "Max Median",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/C2",
        "name": "Guessing the Greatest (hard version)",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/C1",
        "name": "Guessing the Greatest (easy version)",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/B",
        "name": "Eastern Exhibition",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1486/problem/A",
        "name": "Shifting Stacks",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1204/problem/E",
        "name": "Natasha, Sasha and the Prefix Sums",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1204/problem/E",
        "name": "Natasha, Sasha and the Prefix Sums",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1200/problem/F",
        "name": "Graph Traveler",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1200/problem/F",
        "name": "Graph Traveler",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1200/problem/F",
        "name": "Graph Traveler",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1200/problem/F",
        "name": "Graph Traveler",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1200/problem/F",
        "name": "Graph Traveler",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1200/problem/F",
        "name": "Graph Traveler",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1200/problem/F",
        "name": "Graph Traveler",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/G",
        "name": "Old Floppy Drive ",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/F",
        "name": "Equalize the Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/E",
        "name": "Accidental Victory",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/D",
        "name": "Permutation Transformation",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/D",
        "name": "Permutation Transformation",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/C",
        "name": "Sum of Cubes",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/B",
        "name": "Balanced Remainders",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1490/problem/A",
        "name": "Dense Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1487/problem/E",
        "name": "Cheap Dinner",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1487/problem/D",
        "name": "Pythagorean Triples",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1487/problem/C",
        "name": "Minimum Ties",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1487/problem/B",
        "name": "Cat Cycle",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1487/problem/A",
        "name": "Arena",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1197/problem/E",
        "name": "Culture Code",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1190/problem/C",
        "name": "Tokitsukaze and Duel",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1188/problem/B",
        "name": "Count Pairs",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1182/problem/E",
        "name": "Product Oriented Recurrence",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1167/problem/F",
        "name": "Scalar Queries",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1167/problem/F",
        "name": "Scalar Queries",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1156/problem/F",
        "name": "Card Bag",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1151/problem/F",
        "name": "Sonya and Informatics",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1148/problem/E",
        "name": "Earth Wind and Fire",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1485/problem/D",
        "name": "Multiples and Power Differences",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1485/problem/C",
        "name": "Floor and Mod",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1485/problem/B",
        "name": "Replace and Keep Sorted",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1485/problem/A",
        "name": "Add and Divide",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1139/problem/D",
        "name": "Steps to One",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1132/problem/E",
        "name": "Knapsack",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1132/problem/D",
        "name": "Stressful Training",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1132/problem/D",
        "name": "Stressful Training",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1132/problem/D",
        "name": "Stressful Training",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1131/problem/E",
        "name": "String Multiplication",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1096/problem/F",
        "name": "Inversion Expectation",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/G",
        "name": "Multidimensional Queries",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/G",
        "name": "Multidimensional Queries",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1085/problem/E",
        "name": "Vasya and Templates",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1073/problem/E",
        "name": "Segment Sum",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1481/problem/D",
        "name": "AB Graph",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1481/problem/C",
        "name": "Fence Painting",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1481/problem/B",
        "name": "New Colony",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1481/problem/A",
        "name": "Space Navigation ",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1065/problem/E",
        "name": "Side Transmutations",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1476/problem/B",
        "name": "Inflation",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1476/problem/E",
        "name": "Pattern Matching",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1476/problem/D",
        "name": "Journey",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1476/problem/C",
        "name": "Longest Simple Cycle",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1476/problem/B",
        "name": "Inflation",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1476/problem/A",
        "name": "K-divisible Sum",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1478/problem/B",
        "name": "Nezzar and Lucky Number",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1478/problem/C",
        "name": "Nezzar and Symmetric Array",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1478/problem/B",
        "name": "Nezzar and Lucky Number",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1478/problem/A",
        "name": "Nezzar and Colorful Balls",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1477/problem/C",
        "name": "Nezzar and Nice Beatmap",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1477/problem/B",
        "name": "Nezzar and Binary String",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1477/problem/A",
        "name": "Nezzar and Board",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1343/problem/A",
        "name": "Candies",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1374/problem/A",
        "name": "Required Remainder",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1046/problem/I",
        "name": "Say Hello",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1062/problem/E",
        "name": "Company",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1045/problem/C",
        "name": "Hyperspace Highways",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1042/problem/E",
        "name": "Vasya and Magic Matrix",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1039/problem/A",
        "name": "Timetable",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1015/problem/F",
        "name": "Bracket Substring",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1475/problem/G",
        "name": "Strange Beauty",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1475/problem/F",
        "name": "Unusual Matrix",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1475/problem/E",
        "name": "Advertising Agency",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1475/problem/D",
        "name": "Cleaning the Phone",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1475/problem/C",
        "name": "Ball in Berland",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1475/problem/B",
        "name": "New Year's Number",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1475/problem/A",
        "name": "Odd Divisor",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/F",
        "name": "Dominant Indices",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/F",
        "name": "Dominant Indices",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/F",
        "name": "Dominant Indices",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/F",
        "name": "Dominant Indices",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/F",
        "name": "Dominant Indices",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/F",
        "name": "Dominant Indices",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/F",
        "name": "Dominant Indices",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1009/problem/F",
        "name": "Dominant Indices",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1004/problem/D",
        "name": "Sonya and Matrix",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1474/problem/E",
        "name": "What Is It?",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1474/problem/C",
        "name": "Array Destruction",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1474/problem/D",
        "name": "Cleaning",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1474/problem/C",
        "name": "Array Destruction",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1474/problem/B",
        "name": "Different Divisors",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1474/problem/A",
        "name": "Puzzle From the Future",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/995/problem/C",
        "name": "Leaving the Bar",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/993/problem/E",
        "name": "Nikita and Order Statistics",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1473/problem/E",
        "name": "Minimum Path",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1473/problem/D",
        "name": "Program",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1473/problem/C",
        "name": "No More Inversions",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1473/problem/B",
        "name": "String LCM",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1473/problem/A",
        "name": "Replacing Elements",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/271/problem/D",
        "name": "Good Substrings",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/271/problem/D",
        "name": "Good Substrings",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/985/problem/F",
        "name": "Isomorphic Strings",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/960/problem/E",
        "name": "Alternating Tree",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/949/problem/D",
        "name": "Curfew",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/949/problem/D",
        "name": "Curfew",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1467/problem/E",
        "name": "Distinctive Roots in a Tree",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1467/problem/D",
        "name": "Sum of Paths",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1467/problem/C",
        "name": "Three Bags",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1467/problem/B",
        "name": "Hills And Valleys",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1467/problem/A",
        "name": "Wizard of Orz",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1471/problem/F",
        "name": "Strange Housing",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1471/problem/D",
        "name": "Strange Definition",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1471/problem/C",
        "name": "Strange Birthday Party",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/4/problem/A",
        "name": "Watermelon",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1472/problem/F",
        "name": "New Year's Puzzle",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1472/problem/G",
        "name": "Moving to the Capital",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1472/problem/E",
        "name": "Correct Placement",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1472/problem/D",
        "name": "Even-Odd Game",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1472/problem/C",
        "name": "Long Jumps",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1472/problem/B",
        "name": "Fair Division",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1472/problem/A",
        "name": "Cards for Friends",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/938/problem/E",
        "name": "Max History",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/915/problem/G",
        "name": "Coprime Arrays",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/936/problem/C",
        "name": "Lock Puzzle",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/901/problem/C",
        "name": "Bipartite Segments",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/898/problem/F",
        "name": "Restoring the Expression",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/878/problem/B",
        "name": "Teams Formation",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1469/problem/F",
        "name": "Power Sockets",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1469/problem/E",
        "name": "A Bit Similar",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1469/problem/D",
        "name": "Ceil Divisions",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1469/problem/C",
        "name": "Building a Fence",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1469/problem/B",
        "name": "Red and Blue",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1469/problem/A",
        "name": "Regular Bracket Sequence",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/891/problem/C",
        "name": "Envy",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/893/problem/F",
        "name": "Subtree Minimum Query",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/884/problem/D",
        "name": "Boxes And Balls",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1468/problem/M",
        "name": "Similar Sets",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1468/problem/M",
        "name": "Similar Sets",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1468/problem/L",
        "name": "Prime Divisors Selection",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1468/problem/G",
        "name": "Hobbits",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/858/problem/F",
        "name": "Wizard's Tour",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1278/problem/F",
        "name": "Cards",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1253/problem/E",
        "name": "Antenna Coverage",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1272/problem/F",
        "name": "Two Bracket Sequences",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1278/problem/E",
        "name": "Tests for problem D",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1283/problem/F",
        "name": "DIY Garland",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1305/problem/E",
        "name": "Kuroni and the Score Distribution",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1335/problem/F",
        "name": "Robots on a Grid",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1334/problem/E",
        "name": "Divisor Paths",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1334/problem/E",
        "name": "Divisor Paths",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1464/problem/C",
        "name": "Poman Numbers",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1208/problem/E",
        "name": "Let Them Slide",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1208/problem/E",
        "name": "Let Them Slide",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1196/problem/F",
        "name": "K-th Path",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1459/problem/C",
        "name": "Row GCD",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1194/problem/E",
        "name": "Count The Rectangles",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1181/problem/D",
        "name": "Irrigation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1179/problem/C",
        "name": "Serge and Dining Room",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1175/problem/E",
        "name": "Minimal Segment Cover",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1463/problem/D",
        "name": "Pairs",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1463/problem/E",
        "name": "Plan of Lectures",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1463/problem/C",
        "name": "Busy Robot",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1463/problem/B",
        "name": "Find The Array",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1463/problem/A",
        "name": "Dungeon",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1166/problem/D",
        "name": "Cute Sequences",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1158/problem/B",
        "name": "The minimal unique substring",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1156/problem/D",
        "name": "0-1-Tree",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1153/problem/E",
        "name": "Serval and Snake",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1154/problem/G",
        "name": "Minimum Possible LCM",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1155/problem/E",
        "name": "Guess the Root",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1149/problem/B",
        "name": "Three Religions",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1136/problem/E",
        "name": "Nastya Hasn't Written a Legend",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1140/problem/E",
        "name": "Palindrome-less Arrays",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1117/problem/E",
        "name": "Decypher the String",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1114/problem/E",
        "name": "Arithmetic Progression",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1110/problem/E",
        "name": "Magic Stones",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1110/problem/D",
        "name": "Jongmah",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1105/problem/E",
        "name": "Helping Hiasat ",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1105/problem/E",
        "name": "Helping Hiasat ",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1461/problem/E",
        "name": "Water Level",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1461/problem/D",
        "name": "Divide and Summarize",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1461/problem/C",
        "name": "Random Events",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1461/problem/B",
        "name": "Find the Spruce",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1461/problem/A",
        "name": "String Generation",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1100/problem/E",
        "name": "Andrew and Taxi",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1070/problem/A",
        "name": "Find a Number",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/925/problem/C",
        "name": "Big Secret",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1034/problem/B",
        "name": "Little C Loves 3 II",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/908/problem/D",
        "name": "New Year and Arbitrary Arrangement",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/908/problem/D",
        "name": "New Year and Arbitrary Arrangement",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/915/problem/D",
        "name": "Almost Acyclic Graph",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/486/problem/E",
        "name": "LIS of Sequence",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/628/problem/D",
        "name": "Magic Numbers",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/570/problem/D",
        "name": "Tree Requests",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/617/problem/E",
        "name": "XOR and Favorite Number",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/679/problem/B",
        "name": "Bear and Tower of Cubes",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/707/problem/D",
        "name": "Persistent Bookcase ",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/712/problem/D",
        "name": "Memory and Scores",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/713/problem/B",
        "name": "Searching Rectangles",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/723/problem/E",
        "name": "One-Way Reform",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/731/problem/D",
        "name": "80-th Level Archeology",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/731/problem/E",
        "name": "Funny Game",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/731/problem/E",
        "name": "Funny Game",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/743/problem/E",
        "name": "Vladik and cards",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/743/problem/E",
        "name": "Vladik and cards",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/756/problem/C",
        "name": "Nikita and stack",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/102006/problem/H",
        "name": "Bugged System",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/757/problem/D",
        "name": "Felicity's Big Secret Revealed",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/765/problem/E",
        "name": "Tree Folding",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/768/problem/D",
        "name": "Jon and Orbs",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/E",
        "name": "Anton and Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1453/problem/E",
        "name": "Dog Snacks",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1453/problem/D",
        "name": "Checkpoints",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1453/problem/C",
        "name": "Triangles",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1453/problem/B",
        "name": "Suffix Operations",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1453/problem/A",
        "name": "Cancel the Trains",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/804/problem/C",
        "name": "Ice cream coloring",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/809/problem/B",
        "name": "Glad to see you!",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/813/problem/E",
        "name": "Army Creation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/821/problem/D",
        "name": "Okabe and City",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/833/problem/B",
        "name": "The Bakery",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1455/problem/F",
        "name": "String and Operations",
        "rating": 2800
    },
    {
        "url": "https://codeforces.com/contest/1455/problem/D",
        "name": "Sequence and Swaps",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1455/problem/C",
        "name": "Ping-pong",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1455/problem/B",
        "name": "Jumps",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1455/problem/A",
        "name": "Strange Functions",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1276/problem/C",
        "name": "Beautiful Rectangle",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1276/problem/B",
        "name": "Two Fairs",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/260/problem/D",
        "name": "Black and White Tree",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/260/problem/D",
        "name": "Black and White Tree",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/350/problem/B",
        "name": "Resort",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/713/problem/A",
        "name": "Sonya and Queries",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/665/problem/B",
        "name": "Shopping",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/446/problem/A",
        "name": "DZY Loves Sequences",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1456/problem/D",
        "name": "Cakes for Clones",
        "rating": 2900
    },
    {
        "url": "https://codeforces.com/contest/453/problem/B",
        "name": "Little Pony and Harmony Chest",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/453/problem/B",
        "name": "Little Pony and Harmony Chest",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/839/problem/D",
        "name": "Winter is here",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/875/problem/D",
        "name": "High Cry",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/102873/problem/F",
        "name": "Game on Grid",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/102873/problem/E",
        "name": "Count Substrings",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/102873/problem/D",
        "name": "Sanda's Job",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/102873/problem/C",
        "name": "Similar Arrays",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/102873/problem/B",
        "name": "Rabbit Game",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/102873/problem/A",
        "name": "Catching the Impostor",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/1454/problem/E",
        "name": "Number of Simple Paths",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1454/problem/D",
        "name": "Number into Sequence",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1454/problem/C",
        "name": "Sequence Transformation",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1454/problem/B",
        "name": "Unique Bid Auction",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1454/problem/A",
        "name": "Special Permutation",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1451/problem/D",
        "name": "Circle Game",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1451/problem/C",
        "name": "String Equality",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1451/problem/B",
        "name": "Non-Substring Subsequence",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1451/problem/A",
        "name": "Subtract or Divide",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1452/problem/E",
        "name": "Two Editorials",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1452/problem/E",
        "name": "Two Editorials",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1452/problem/D",
        "name": "Radio Towers",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1452/problem/B",
        "name": "Toy Blocks",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1452/problem/C",
        "name": "Two Brackets",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1452/problem/A",
        "name": "Robot Program",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1446/problem/C",
        "name": "Xor Tree",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1438/problem/D",
        "name": "Powerful Ksenia",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1438/problem/C",
        "name": "Engineer Artem",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1438/problem/B",
        "name": "Valerii Against Everyone",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1438/problem/A",
        "name": "Specific Tastes of Andre ",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/698/problem/A",
        "name": "Vacations",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/212/problem/E",
        "name": "IT Restaurants",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1251/problem/C",
        "name": "Minimize The Integer",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/285/problem/B",
        "name": "Find Marble",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1421/problem/A",
        "name": "XORwice",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1362/problem/B",
        "name": "Johnny and His Hobbies",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/437/problem/B",
        "name": "The Child and Set",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/888/problem/D",
        "name": "Almost Identity Permutations",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1038/problem/B",
        "name": "Non-Coprime Partition",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1174/problem/B",
        "name": "Ehab Is an Odd Person",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1444/problem/C",
        "name": "Team-Building",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1444/problem/C",
        "name": "Team-Building",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1444/problem/B",
        "name": "Divide and Sum",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1444/problem/A",
        "name": "Division",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/919/problem/B",
        "name": "Perfect Number",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/894/problem/D",
        "name": "Ralph And His Tour in Binary Country",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/901/problem/B",
        "name": "GCD of Polynomials",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/901/problem/B",
        "name": "GCD of Polynomials",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/903/problem/D",
        "name": "Almost Difference",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/903/problem/D",
        "name": "Almost Difference",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/903/problem/E",
        "name": "Swapping Characters",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/988/problem/D",
        "name": "Points and Powers of Two",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1437/problem/E",
        "name": "Make It Increasing",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1437/problem/E",
        "name": "Make It Increasing",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1437/problem/D",
        "name": "Minimal Height Tree",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1437/problem/C",
        "name": "Chef Monocarp",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1437/problem/B",
        "name": "Reverse Binary Strings",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1437/problem/A",
        "name": "Marketing Scheme",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1436/problem/E",
        "name": "Complicated Computations",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1434/problem/D",
        "name": "Roads and Ramen",
        "rating": 2800
    },
    {
        "url": "https://codeforces.com/contest/1435/problem/B",
        "name": "A New Technique",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1435/problem/A",
        "name": "Finding Sasuke",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1434/problem/C",
        "name": "Solo mid Oracle",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1434/problem/B",
        "name": "Shurikens",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1434/problem/A",
        "name": "Perform Easily",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1436/problem/D",
        "name": "Bandit in a City",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1436/problem/C",
        "name": "Binary Search",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1436/problem/B",
        "name": "Prime Square",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1436/problem/A",
        "name": "Reorder",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/557/problem/B",
        "name": "Pasha and Tea",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/557/problem/B",
        "name": "Pasha and Tea",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/700/problem/B",
        "name": "Connecting Universities",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/846/problem/C",
        "name": "Four Segments",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/846/problem/F",
        "name": "Random Query",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/845/problem/D",
        "name": "Driving Test",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1421/problem/D",
        "name": "Hexagons",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1421/problem/C",
        "name": "Palindromifier",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1421/problem/B",
        "name": "Putting Bricks in the Wall",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1421/problem/A",
        "name": "XORwice",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1409/problem/A",
        "name": "Yet Another Two Integers Problem",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1367/problem/A",
        "name": "Short Substrings",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1428/problem/F",
        "name": "Fruit Sequences",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1428/problem/E",
        "name": "Carrots for Rabbits",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1428/problem/D",
        "name": "Bouncing Boomerangs",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1428/problem/B",
        "name": "Belted Rooms",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1428/problem/C",
        "name": "ABBB",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1428/problem/A",
        "name": "Box is Pull",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/50/problem/A",
        "name": "Domino piling",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/80/problem/A",
        "name": "Panoramix's Prediction",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1283/problem/A",
        "name": "Minutes Before the New Year",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1416/problem/E",
        "name": "Split",
        "rating": 3200
    },
    {
        "url": "https://codeforces.com/contest/1430/problem/F",
        "name": "Realistic Gameplay",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1430/problem/E",
        "name": "String Reversal",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1430/problem/D",
        "name": "String Deletion",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1430/problem/C",
        "name": "Numbers on Whiteboard",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1430/problem/B",
        "name": "Barrels",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1430/problem/A",
        "name": "Number of Apartments",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1427/problem/E",
        "name": "Xum",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1427/problem/D",
        "name": "Unshuffling a Deck",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1427/problem/C",
        "name": "The Hard Work of Paparazzi",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1427/problem/B",
        "name": "Chess Cheater",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1427/problem/A",
        "name": "Avoiding Zero",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1154/problem/A",
        "name": "Restoring Three Numbers",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1417/problem/B",
        "name": "Two Arrays",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1417/problem/A",
        "name": "Copy-paste",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1426/problem/F",
        "name": "Number of Subsequences",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1426/problem/E",
        "name": "Rock, Paper, Scissors",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1426/problem/D",
        "name": "Non-zero Segments",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1426/problem/C",
        "name": "Increase and Copy",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1426/problem/B",
        "name": "Symmetric Matrix",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1426/problem/A",
        "name": "Floor Number",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1422/problem/F",
        "name": "Boring Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/H",
        "name": "Rainbow Triples",
        "rating": 3300
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/G",
        "name": "Clusterization Counting",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/G",
        "name": "Clusterization Counting",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1423/problem/J",
        "name": "Bubble Cup hypothesis",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1423/problem/J",
        "name": "Bubble Cup hypothesis",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1423/problem/J",
        "name": "Bubble Cup hypothesis",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/B",
        "name": "Arrays Sum",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1418/problem/G",
        "name": "Three Occurrences",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1418/problem/F",
        "name": "Equal Product",
        "rating": 3000
    },
    {
        "url": "https://codeforces.com/contest/1422/problem/E",
        "name": "Minlexes",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1422/problem/D",
        "name": "Returning Home",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1422/problem/C",
        "name": "Bargain",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1422/problem/B",
        "name": "Nice Matrix",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1422/problem/A",
        "name": "Fence",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1416/problem/D",
        "name": "Graph and Queries",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/F",
        "name": "Two Different",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/E",
        "name": "Avoid Rainbow Cycles",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/D",
        "name": "Searchlights",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/C",
        "name": "Discrete Acceleration",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1408/problem/A",
        "name": "Circle Coloring",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/595/problem/A",
        "name": "Vitaly and Night",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/710/problem/A",
        "name": "King Moves",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1186/problem/A",
        "name": "Vus the Cossack and a Contest",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1416/problem/C",
        "name": "XOR Inverse",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1416/problem/B",
        "name": "Make Them Equal",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1416/problem/A",
        "name": "k-Amazing Numbers",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/920/problem/G",
        "name": "List Of Integers",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/455/problem/B",
        "name": "A Lot of Games",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/932/problem/D",
        "name": "Tree",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/946/problem/E",
        "name": "Largest Beautiful Number",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/962/problem/E",
        "name": "Byteland, Berland and Disputed Cities",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1404/problem/C",
        "name": "Fixed Point Removal",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1168/problem/C",
        "name": "And Reachability",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/965/problem/E",
        "name": "Short Code",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/965/problem/E",
        "name": "Short Code",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/965/problem/E",
        "name": "Short Code",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/965/problem/E",
        "name": "Short Code",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/59/problem/E",
        "name": "Shortest Path",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/830/problem/C",
        "name": "Bamboo Partition",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1418/problem/E",
        "name": "Expected Damage",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1418/problem/D",
        "name": "Trash Problem",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1418/problem/C",
        "name": "Mortal Kombat Tower",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1418/problem/B",
        "name": "Negative Prefixes",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1418/problem/A",
        "name": "Buying Torches",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1350/problem/D",
        "name": "Orac and Medians",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/848/problem/B",
        "name": "Rooter's Song",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1065/problem/D",
        "name": "Three Pieces",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1065/problem/D",
        "name": "Three Pieces",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1065/problem/D",
        "name": "Three Pieces",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1059/problem/D",
        "name": "Nature Reserve",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1039/problem/C",
        "name": "Network Safety",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1037/problem/E",
        "name": "Trips",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1156/problem/E",
        "name": "Special Segments of Permutation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1187/problem/D",
        "name": "Subarray Sorting",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1003/problem/F",
        "name": "Abbreviation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/141/problem/E",
        "name": "Clearing Up",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1369/problem/E",
        "name": "DeadLee",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/847/problem/D",
        "name": "Dog Show",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/847/problem/D",
        "name": "Dog Show",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1392/problem/E",
        "name": "Omkar and Duck",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/981/problem/E",
        "name": "Addition on Segments",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/981/problem/E",
        "name": "Addition on Segments",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/28/problem/C",
        "name": "Bath Queue",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/986/problem/C",
        "name": "AND Graph",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/980/problem/E",
        "name": "The Number Games",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/815/problem/B",
        "name": "Karen and Test",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/84/problem/A",
        "name": "Toy Army",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/688/problem/A",
        "name": "Opponents",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1028/problem/D",
        "name": "Order book",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1039/problem/B",
        "name": "Subway Pursuit",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/129/problem/A",
        "name": "Cookies",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1156/problem/C",
        "name": "Match Points",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1391/problem/D",
        "name": "505",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1391/problem/B",
        "name": "Fix You",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1391/problem/A",
        "name": "Suborrays",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/982/problem/D",
        "name": "Shark",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1000/problem/D",
        "name": "Yet Another Problem On a Subsequence",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/999/problem/D",
        "name": "Equalize the Remainders",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1076/problem/E",
        "name": "Vasya and a Tree",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1108/problem/F",
        "name": "MST Unification",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/899/problem/D",
        "name": "Shovel Sale",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/909/problem/C",
        "name": "Python Indentation",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/913/problem/D",
        "name": "Too Easy Problems",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/914/problem/C",
        "name": "Travelling Salesman and Special Numbers",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/917/problem/A",
        "name": "The Monster",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1399/problem/F",
        "name": "Yet Another Segments Subset",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1399/problem/E2",
        "name": "Weights Division (hard version)",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1399/problem/E1",
        "name": "Weights Division (easy version)",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1399/problem/D",
        "name": "Binary String To Subsequences",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1399/problem/C",
        "name": "Boats Competition",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1399/problem/B",
        "name": "Gifts Fixing",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1399/problem/A",
        "name": "Remove Smallest",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1388/problem/D",
        "name": "Captain Flint and Treasure",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1388/problem/C",
        "name": "Uncle Bogdan and Country Happiness",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1388/problem/B",
        "name": "Captain Flint and a Long Voyage",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1388/problem/A",
        "name": "Captain Flint and Crew Recruitment",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1389/problem/E",
        "name": "Calendar Ambiguity",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1389/problem/D",
        "name": "Segment Intersections",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1389/problem/C",
        "name": "Good String",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1389/problem/B",
        "name": "Array Walk",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1389/problem/A",
        "name": "LCM Problem",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1384/problem/B2",
        "name": "Koa and the Beach (Hard Version)",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1384/problem/A",
        "name": "Common Prefixes",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1384/problem/B2",
        "name": "Koa and the Beach (Hard Version)",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1383/problem/B",
        "name": "GameGame",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1383/problem/A",
        "name": "String Transformation 1",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/978/problem/B",
        "name": "File Name",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1343/problem/B",
        "name": "Balanced Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/489/problem/F",
        "name": "Special Matrices",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/260/problem/D",
        "name": "Black and White Tree",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/335/problem/C",
        "name": "More Reclamation",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/524/problem/D",
        "name": "Social Network",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/466/problem/D",
        "name": "Increase Sequence",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1381/problem/C",
        "name": "Mastermind",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1381/problem/B",
        "name": "Unmerge",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1381/problem/A2",
        "name": "Prefix Flip (Hard Version)",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1381/problem/A1",
        "name": "Prefix Flip (Easy Version)",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/466/problem/E",
        "name": "Information Graph",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/484/problem/B",
        "name": "Maximum Value",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/484/problem/B",
        "name": "Maximum Value",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/486/problem/D",
        "name": "Valid Sets",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/489/problem/F",
        "name": "Special Matrices",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/489/problem/F",
        "name": "Special Matrices",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/496/problem/E",
        "name": "Distributing Parts ",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/498/problem/C",
        "name": "Array and Operations",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/507/problem/E",
        "name": "Breaking Good",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1379/problem/D",
        "name": "New Passenger Trams",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1379/problem/C",
        "name": "Choosing flowers",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1379/problem/B",
        "name": "Dubious Cyrpto",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1379/problem/A",
        "name": "Acacius and String",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/996/problem/A",
        "name": "Hit the Lottery",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/519/problem/E",
        "name": "A and B and Lecture Rooms",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/525/problem/E",
        "name": "Anya and Cubes",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/540/problem/E",
        "name": "Infinite Inversions",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/543/problem/B",
        "name": "Destroying Roads",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/546/problem/E",
        "name": "Soldier and Traveling",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/551/problem/D",
        "name": "GukiZ and Binary Operations",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/388/problem/C",
        "name": "Fox and Card Game",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/362/problem/D",
        "name": "Fools and Foolproof Roads",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/954/problem/F",
        "name": "Runner's Problem",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/576/problem/B",
        "name": "Invariance of Tree",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1372/problem/D",
        "name": "Omkar and Circle",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1372/problem/C",
        "name": "Omkar and Baseball",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1372/problem/B",
        "name": "Omkar and Last Class of Math",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1372/problem/A",
        "name": "Omkar and Completion",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/587/problem/B",
        "name": "Duff in Beach",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/590/problem/B",
        "name": "Chip 'n Dale Rescue Rangers",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/601/problem/B",
        "name": "Lipshitz Sequence",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/601/problem/B",
        "name": "Lipshitz Sequence",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/609/problem/E",
        "name": "Minimum spanning tree for each edge",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/620/problem/E",
        "name": "New Year Tree",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/630/problem/P",
        "name": "Area of a Star",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/632/problem/D",
        "name": "Longest Subsequence",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/665/problem/E",
        "name": "Beautiful Subarrays",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1375/problem/F",
        "name": "Integer Game",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1375/problem/D",
        "name": "Replace by MEX",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1375/problem/C",
        "name": "Element Extermination",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1375/problem/B",
        "name": "Neighbor Grid",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1375/problem/A",
        "name": "Sign Flipping",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/675/problem/C",
        "name": "Money Transfers",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/702/problem/E",
        "name": "Analysis of Pathes in Functional Graph",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/703/problem/C",
        "name": "Chris and Road",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/703/problem/C",
        "name": "Chris and Road",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/703/problem/D",
        "name": "Mishka and Interesting sum",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/862/problem/C",
        "name": "Mahmoud and Ehab and the xor",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/893/problem/D",
        "name": "Credit Card",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/894/problem/C",
        "name": "Marco and GCD Sequence",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/909/problem/E",
        "name": "Coprocessor",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1095/problem/E",
        "name": "Almost Regular Bracket Sequence",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/732/problem/E",
        "name": "Sockets",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/734/problem/E",
        "name": "Anton and Tree",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/746/problem/G",
        "name": "New Roads",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/748/problem/D",
        "name": "Santa Claus and a Palindrome",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/748/problem/E",
        "name": "Santa Claus and Tangerines",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/754/problem/D",
        "name": "Fedor and coupons",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/754/problem/D",
        "name": "Fedor and coupons",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/762/problem/C",
        "name": "Two strings",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/763/problem/B",
        "name": "Timofey and rectangles",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/767/problem/B",
        "name": "The Queue",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/767/problem/D",
        "name": "Cartons of milk",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/914/problem/D",
        "name": "Bash and a Tough Math Puzzle",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/930/problem/C",
        "name": "Teodor is not a liar!",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/935/problem/D",
        "name": "Fafa and Ancient Alphabet",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/949/problem/C",
        "name": "Data Center Maintenance",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/949/problem/C",
        "name": "Data Center Maintenance",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1277/problem/D",
        "name": "Let's Play the Words?",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1285/problem/D",
        "name": "Dr. Evil Underscores",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/771/problem/C",
        "name": "Bear and Tree Jumps",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/780/problem/E",
        "name": "Underground Lab",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/788/problem/B",
        "name": "Weird journey",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/793/problem/D",
        "name": "Presents in Bankopolis",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/796/problem/D",
        "name": "Police Stations",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/993/problem/B",
        "name": "Open Communication",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/965/problem/D",
        "name": "Single-use Stones",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/983/problem/B",
        "name": "XOR-pyramid",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/986/problem/B",
        "name": "Petr and Permutations",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1034/problem/A",
        "name": "Enlarge GCD",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/799/problem/D",
        "name": "Field expansion",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/811/problem/D",
        "name": "Vladik and Favorite Game",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/818/problem/F",
        "name": "Level Generation",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/821/problem/E",
        "name": "Okabe and El Psy Kongroo",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/827/problem/C",
        "name": "DNA Evolution",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1368/problem/D",
        "name": "AND, OR and square sum",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1368/problem/C",
        "name": "Even Picture",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1368/problem/B",
        "name": "Codeforces Subsequences",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1368/problem/A",
        "name": "C+=",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1365/problem/F",
        "name": "Swaps Again",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1365/problem/E",
        "name": "Maximum Subsequence Value",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1365/problem/D",
        "name": "Solve The Maze",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1365/problem/C",
        "name": "Rotation Matching",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1365/problem/B",
        "name": "Trouble Sort",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1365/problem/A",
        "name": "Matrix Game",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1353/problem/B",
        "name": "Two Arrays And Swaps",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/837/problem/E",
        "name": "Vasya's Function",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/840/problem/B",
        "name": "Leha and another game about graph",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/852/problem/E",
        "name": "Casinos and travel",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/988/problem/E",
        "name": "Divisibility by 25",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/920/problem/E",
        "name": "Connected Components?",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/919/problem/E",
        "name": "Congruence Equation",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/912/problem/D",
        "name": "Fishes",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/900/problem/E",
        "name": "Maximum Questions",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/899/problem/F",
        "name": "Letters Removing",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/894/problem/E",
        "name": "Ralph and Mushrooms",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/877/problem/D",
        "name": "Olya and Energy Drinks",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/875/problem/C",
        "name": "National Property",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/859/problem/E",
        "name": "Desk Disorder",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1361/problem/C",
        "name": "Johnny and Megan's Necklace",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1361/problem/B",
        "name": "Johnny and Grandmaster",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1361/problem/A",
        "name": "Johnny and Contribution",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/879/problem/A",
        "name": "Borya's Diagnosis",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/892/problem/A",
        "name": "Greed",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/862/problem/E",
        "name": "Mahmoud and Ehab and the function",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/776/problem/F",
        "name": "Sherlock's bet to Moriarty",
        "rating": 2800
    },
    {
        "url": "https://codeforces.com/contest/877/problem/E",
        "name": "Danil and a Part-time Job",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/863/problem/E",
        "name": "Turn Off The TV",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/864/problem/E",
        "name": "Fire",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/449/problem/B",
        "name": "Jzzhu and Cities",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/461/problem/B",
        "name": "Appleman and Tree",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/466/problem/B",
        "name": "Wonder Room",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/475/problem/D",
        "name": "CGCDSSQ",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/487/problem/B",
        "name": "Strip",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/490/problem/E",
        "name": "Restoring Increasing Sequence",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/492/problem/E",
        "name": "Vanya and Field",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/494/problem/B",
        "name": "Obsessive String",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/501/problem/D",
        "name": "Misha and Permutations Summation",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1363/problem/D",
        "name": "Guess The Maximums",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1363/problem/E",
        "name": "Tree Shuffling",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1363/problem/C",
        "name": "Game On Leaves",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1363/problem/B",
        "name": "Subsequence Hate",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1363/problem/A",
        "name": "Odd Selection",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/509/problem/E",
        "name": "Pretty Song",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/513/problem/C",
        "name": "Second price auction",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/514/problem/C",
        "name": "Watto and Mechanism",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1096/problem/G",
        "name": "Lucky Tickets",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1359/problem/C",
        "name": "Mixing Water",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1359/problem/E",
        "name": "Modular Stability",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1359/problem/D",
        "name": "Yet Another Yet Another Task",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1359/problem/C",
        "name": "Mixing Water",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1359/problem/B",
        "name": "New Theatre Square",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1359/problem/A",
        "name": "Berland Poker",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/522/problem/D",
        "name": "Closest Equals",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/526/problem/C",
        "name": "Om Nom and Candies",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/533/problem/B",
        "name": "Work Group",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/533/problem/B",
        "name": "Work Group",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/825/problem/D",
        "name": "Suitable Replacement",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/401/problem/B",
        "name": "Sereja and Contests",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/H",
        "name": "Binary Median",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/H",
        "name": "Binary Median",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/H",
        "name": "Binary Median",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/G",
        "name": "A/B Matrix",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/F",
        "name": "Spy-string",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/E",
        "name": "Polygon",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/D",
        "name": "Buying Shovels",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/C",
        "name": "Similar Pairs",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/B",
        "name": "Honest Coach",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1360/problem/A",
        "name": "Minimal Square",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/542/problem/C",
        "name": "Idempotent functions",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/545/problem/E",
        "name": "Paths and Trees",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/555/problem/B",
        "name": "Case of Fugitive",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/557/problem/D",
        "name": "Vitaly and Cycle",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/571/problem/B",
        "name": "Minimization",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/600/problem/D",
        "name": "Area of Two Circles' Intersection",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/609/problem/D",
        "name": "Gadgets for dollars and pounds",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/615/problem/C",
        "name": "Running Track",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/621/problem/E",
        "name": "Wet Shark and Blocks",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/629/problem/D",
        "name": "Babaei and Birthday Cake",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/681/problem/D",
        "name": "Gifts by the List",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/689/problem/E",
        "name": "Mike and Geometry Problem",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/755/problem/D",
        "name": "PolandBall and Polygon",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/761/problem/E",
        "name": "Dasha and Puzzle",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/777/problem/E",
        "name": "Hanoi Factory",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/803/problem/E",
        "name": "Roma and Poker",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/803/problem/F",
        "name": "Coprime Subsequences",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/814/problem/D",
        "name": "An overnight dance in discotheque",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/710/problem/E",
        "name": "Generate a String",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/797/problem/D",
        "name": "Broken BST",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/797/problem/E",
        "name": "Array Queries",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/843/problem/B",
        "name": "Interactive LowerBound",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/842/problem/C",
        "name": "Ilya And The Tree",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/468/problem/B",
        "name": "Two Sets",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/721/problem/D",
        "name": "Maxim and Array",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/749/problem/D",
        "name": "Leaving Auction",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/758/problem/B",
        "name": "Blown Garland",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/758/problem/D",
        "name": "Ability To Convert",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/767/problem/C",
        "name": "Garland",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/862/problem/D",
        "name": "Mahmoud and Ehab and the binary string",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1129/problem/B",
        "name": "Wrong Answer",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1142/problem/B",
        "name": "Lynyrd Skynyrd",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/713/problem/D",
        "name": "Animals and Puzzle",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/786/problem/C",
        "name": "Till I Collapse",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/803/problem/G",
        "name": "Periodic RMQ Problem",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/461/problem/C",
        "name": "Appleman and a Sheet of Paper",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/817/problem/F",
        "name": "MEX Queries",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/276/problem/E",
        "name": "Little Girl and Problem on Trees",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1146/problem/E",
        "name": "Hot is Cold",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/707/problem/E",
        "name": "Garlands",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/375/problem/D",
        "name": "Tree and Queries",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/145/problem/E",
        "name": "Lucky Queries",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/893/problem/F",
        "name": "Subtree Minimum Query",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/383/problem/C",
        "name": "Propagating tree",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/380/problem/C",
        "name": "Sereja and Brackets",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/474/problem/E",
        "name": "Pillars",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/915/problem/E",
        "name": "Physical Education Lessons",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/641/problem/E",
        "name": "Little Artem and Time Machine",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/600/problem/E",
        "name": "Lomsat gelral",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/920/problem/F",
        "name": "SUM and REPLACE",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/242/problem/E",
        "name": "XOR on Segment",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1195/problem/E",
        "name": "OpenStreetMap",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/846/problem/D",
        "name": "Monitor",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/61/problem/E",
        "name": "Enemy is weak",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1051/problem/D",
        "name": "Bicolorings",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1133/problem/E",
        "name": "K Balanced Teams",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1249/problem/E",
        "name": "By Elevator or Stairs?",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1155/problem/D",
        "name": "Beautiful Array",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1197/problem/D",
        "name": "Yet Another Subarray Problem",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1114/problem/D",
        "name": "Flood Fill",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1215/problem/E",
        "name": "Marbles",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1097/problem/D",
        "name": "Makoto and a Blackboard",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/8/problem/C",
        "name": "Looking for Order",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1249/problem/F",
        "name": "Maximum Weight Subset",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1067/problem/A",
        "name": "Array Without Local Maximums ",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/478/problem/D",
        "name": "Red-Green Towers",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1025/problem/D",
        "name": "Recovering BST",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1117/problem/D",
        "name": "Magic Gems",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/825/problem/F",
        "name": "String Compression",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/559/problem/C",
        "name": "Gerald and Giant Chess",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1334/problem/F",
        "name": "Strange Function",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/629/problem/C",
        "name": "Famil Door and Brackets",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/671/problem/B",
        "name": "Robin Hood",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/842/problem/D",
        "name": "Vitya and Strange Lesson",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/837/problem/D",
        "name": "Round Subset",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/689/problem/D",
        "name": "Friends and Subsequences",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/615/problem/D",
        "name": "Multipliers",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/696/problem/C",
        "name": "PLEASE",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/696/problem/C",
        "name": "PLEASE",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/666/problem/B",
        "name": "World Tour",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/659/problem/F",
        "name": "Polycarp and Hay",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/631/problem/D",
        "name": "Messenger",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/852/problem/B",
        "name": "Neural Network country",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/850/problem/A",
        "name": "Five Dimensional Points",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/850/problem/B",
        "name": "Arpa and a list of numbers",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/993/problem/C",
        "name": "Careful Maneuvering",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/909/problem/D",
        "name": "Colorful Points",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/713/problem/C",
        "name": "Sonya and Problem Wihtout a Legend",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/899/problem/E",
        "name": "Segments Removal",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/938/problem/D",
        "name": "Buy a Ticket",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/975/problem/D",
        "name": "Ghosts",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/379/problem/F",
        "name": "New Year Tree",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/776/problem/F",
        "name": "Sherlock's bet to Moriarty",
        "rating": 2800
    },
    {
        "url": "https://codeforces.com/contest/161/problem/D",
        "name": "Distance in Tree",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1352/problem/C",
        "name": "K-th Not Divisible by n",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1352/problem/B",
        "name": "Same Parity Summands",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1352/problem/A",
        "name": "Sum of Round Numbers",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/716/problem/E",
        "name": "Digit Tree",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/716/problem/D",
        "name": "Complete The Graph",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/716/problem/C",
        "name": "Plus and Square Root",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/716/problem/B",
        "name": "Complete the Word",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/321/problem/A",
        "name": "Ciel and Robot",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/766/problem/D",
        "name": "Mahmoud and a Dictionary",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/766/problem/C",
        "name": "Mahmoud and a Message",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/766/problem/B",
        "name": "Mahmoud and a Triangle",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/766/problem/A",
        "name": "Mahmoud and Longest Uncommon Subsequence",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/766/problem/E",
        "name": "Mahmoud and a xor trip",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/321/problem/C",
        "name": "Ciel the Commander",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1344/problem/D",
        "name": "Résumé Review",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/D",
        "name": "Tree Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/D",
        "name": "Tree Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/D",
        "name": "Tree Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/D",
        "name": "Tree Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/D",
        "name": "Tree Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/D",
        "name": "Tree Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/D",
        "name": "Tree Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1254/problem/D",
        "name": "Tree Queries",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/342/problem/E",
        "name": "Xenia and Tree",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/342/problem/E",
        "name": "Xenia and Tree",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/342/problem/E",
        "name": "Xenia and Tree",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/342/problem/E",
        "name": "Xenia and Tree",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1344/problem/C",
        "name": "Quantifier Question",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1348/problem/F",
        "name": "Phoenix and Memory",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1348/problem/E",
        "name": "Phoenix and Berries",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1348/problem/D",
        "name": "Phoenix and Science",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1348/problem/C",
        "name": "Phoenix and Distribution",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1348/problem/B",
        "name": "Phoenix and Beauty",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1348/problem/A",
        "name": "Phoenix and Balance",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/514/problem/D",
        "name": "R2D2 and Droid Army",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/514/problem/D",
        "name": "R2D2 and Droid Army",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/514/problem/D",
        "name": "R2D2 and Droid Army",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/510/problem/D",
        "name": "Fox And Jumping",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1340/problem/C",
        "name": "Nastya and Unexpected Guest",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1340/problem/C",
        "name": "Nastya and Unexpected Guest",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/845/problem/G",
        "name": "Shortest Path Problem?",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/845/problem/G",
        "name": "Shortest Path Problem?",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/845/problem/G",
        "name": "Shortest Path Problem?",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1311/problem/D",
        "name": "Three Integers",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1311/problem/F",
        "name": "Moving Points",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1311/problem/C",
        "name": "Perform the Combo",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1311/problem/B",
        "name": "WeirdSort",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1311/problem/A",
        "name": "Add Odd or Subtract Even",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1337/problem/E",
        "name": "Kaavi and Magic Spell",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1337/problem/E",
        "name": "Kaavi and Magic Spell",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1173/problem/C",
        "name": "Nauuo and Cards",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1253/problem/D",
        "name": "Harmonious Graph",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1333/problem/F",
        "name": "Kate and imperfection",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1333/problem/D",
        "name": "Challenges in school №41",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1333/problem/C",
        "name": "Eugene and an array",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1333/problem/B",
        "name": "Kind Anton",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1333/problem/A",
        "name": "Little Artem",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1102/problem/F",
        "name": "Elongated Matrix",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1335/problem/E1",
        "name": "Three Blocks Palindrome (easy version)",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1335/problem/E2",
        "name": "Three Blocks Palindrome (hard version)",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1335/problem/C",
        "name": "Two Teams Composing",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1335/problem/D",
        "name": "Anti-Sudoku",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1335/problem/B",
        "name": "Construct the String",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1335/problem/A",
        "name": "Candies and Two Sisters",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1338/problem/B",
        "name": "Edge Weight Assignment",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1338/problem/A",
        "name": "Powered Addition",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/401/problem/D",
        "name": "Roman and Numbers",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1329/problem/C",
        "name": "Drazil Likes Heap",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1329/problem/B",
        "name": "Dreamoon Likes Sequences",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1329/problem/A",
        "name": "Dreamoon Likes Coloring",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1033/problem/D",
        "name": "Divisors",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/279/problem/E",
        "name": "Beautiful Decomposition",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1033/problem/C",
        "name": "Permutation Game",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/120/problem/E",
        "name": "Put Knight!",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1270/problem/A",
        "name": "Card Game",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/293/problem/A",
        "name": "Weird Game",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/346/problem/A",
        "name": "Alice and Bob",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/570/problem/B",
        "name": "Simple Game",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1155/problem/B",
        "name": "Game with Telephone Numbers",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1220/problem/C",
        "name": "Substring Game in the Lesson",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/914/problem/B",
        "name": "Conan and Agasa play a Card Game",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/705/problem/B",
        "name": "Spider Man",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/630/problem/R",
        "name": "Game",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/841/problem/B",
        "name": "Godsend",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/616/problem/B",
        "name": "Dinner with Emma",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/832/problem/A",
        "name": "Sasha and Sticks",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1194/problem/D",
        "name": "1-2-K Game",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/148/problem/D",
        "name": "Bag of mice",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/78/problem/C",
        "name": "Beaver Game",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/78/problem/C",
        "name": "Beaver Game",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/768/problem/E",
        "name": "Game of Stones",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/768/problem/E",
        "name": "Game of Stones",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/768/problem/E",
        "name": "Game of Stones",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/55/problem/C",
        "name": "Pie or die",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/15/problem/C",
        "name": "Industrial Nim",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/167/problem/C",
        "name": "Wizards and Numbers",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/936/problem/B",
        "name": "Sleepy Game",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1147/problem/C",
        "name": "Thanos Nim",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1332/problem/A",
        "name": "Exercising Walk",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/817/problem/E",
        "name": "Choosing The Commander",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/888/problem/G",
        "name": "Xor-MST",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/838/problem/B",
        "name": "Diverging Directions",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1296/problem/F",
        "name": "Berland Beauty",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/959/problem/E",
        "name": "Mahmoud and Ehab and the xor-MST",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/959/problem/D",
        "name": "Mahmoud and Ehab and another array construction task",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/959/problem/C",
        "name": "Mahmoud and Ehab and the wrong algorithm",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/959/problem/B",
        "name": "Mahmoud and Ehab and the message",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/959/problem/A",
        "name": "Mahmoud and Ehab and the even-odd game",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/959/problem/F",
        "name": "Mahmoud and Ehab and yet another xor task",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/959/problem/F",
        "name": "Mahmoud and Ehab and yet another xor task",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/G",
        "name": "(Zero XOR Subset)-less",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/895/problem/C",
        "name": "Square Subsets",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/706/problem/D",
        "name": "Vasiliy's Multiset",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/706/problem/D",
        "name": "Vasiliy's Multiset",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1328/problem/F",
        "name": "Make k Equal",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1328/problem/E",
        "name": "Tree Queries",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1328/problem/D",
        "name": "Carousel",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1328/problem/C",
        "name": "Ternary XOR",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1328/problem/B",
        "name": "K-th Beautiful String",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1328/problem/A",
        "name": "Divisibility Problem",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1303/problem/E",
        "name": "Erase Subsequences",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1303/problem/E",
        "name": "Erase Subsequences",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/813/problem/D",
        "name": "Two Melodies",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/813/problem/D",
        "name": "Two Melodies",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/813/problem/D",
        "name": "Two Melodies",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/35/problem/D",
        "name": "Animals",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/35/problem/D",
        "name": "Animals",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/83/problem/B",
        "name": "Doctor",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/251/problem/B",
        "name": "Playing with Permutations",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1327/problem/F",
        "name": "AND Segments",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1327/problem/D",
        "name": "Infinite Path",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1327/problem/E",
        "name": "Count The Blocks",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1327/problem/C",
        "name": "Game with Chips",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1327/problem/B",
        "name": "Princesses and Princes",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1327/problem/A",
        "name": "Sum of Odd Integers",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/622/problem/F",
        "name": "The Sum of the k-th Powers",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/622/problem/F",
        "name": "The Sum of the k-th Powers",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/622/problem/F",
        "name": "The Sum of the k-th Powers",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/622/problem/F",
        "name": "The Sum of the k-th Powers",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/622/problem/F",
        "name": "The Sum of the k-th Powers",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/622/problem/F",
        "name": "The Sum of the k-th Powers",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/622/problem/F",
        "name": "The Sum of the k-th Powers",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/622/problem/F",
        "name": "The Sum of the k-th Powers",
        "rating": 2600
    },
    {
        "url": "https://codeforces.com/contest/1326/problem/E",
        "name": "Bombs",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1326/problem/E",
        "name": "Bombs",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1326/problem/E",
        "name": "Bombs",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1326/problem/E",
        "name": "Bombs",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1326/problem/E",
        "name": "Bombs",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/242/problem/E",
        "name": "XOR on Segment",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/242/problem/E",
        "name": "XOR on Segment",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/446/problem/C",
        "name": "DZY Loves Fibonacci Numbers",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/558/problem/E",
        "name": "A Simple Task",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/474/problem/F",
        "name": "Ant colony",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/474/problem/F",
        "name": "Ant colony",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1234/problem/D",
        "name": "Distinct Characters Queries",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1234/problem/D",
        "name": "Distinct Characters Queries",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1234/problem/D",
        "name": "Distinct Characters Queries",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/52/problem/C",
        "name": "Circular RMQ",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1312/problem/F",
        "name": "Attack on Red Kingdom",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/52/problem/C",
        "name": "Circular RMQ",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/118/problem/E",
        "name": "Bertown roads",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/444/problem/B",
        "name": "DZY Loves FFT",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/922/problem/E",
        "name": "Birds",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1325/problem/F",
        "name": "Ehab's Last Theorem",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/375/problem/B",
        "name": "Maximum Submatrix 2",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1204/problem/C",
        "name": "Anna, Svyatoslav and Maps",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1092/problem/C",
        "name": "Prefixes and Suffixes",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1095/problem/F",
        "name": "Make It Connected",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/979/problem/D",
        "name": "Kuro and GCD and XOR and SUM",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/979/problem/D",
        "name": "Kuro and GCD and XOR and SUM",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1313/problem/E",
        "name": "Concatenation with intersection",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1313/problem/D",
        "name": "Happy New Year",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1324/problem/F",
        "name": "Maximum White Subtree",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1324/problem/E",
        "name": "Sleeping Schedule",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1324/problem/D",
        "name": "Pair of Topics",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1324/problem/C",
        "name": "Frog Jumps",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1324/problem/B",
        "name": "Yet Another Palindrome Problem",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1324/problem/A",
        "name": "Yet Another Tetris Problem",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/444/problem/C",
        "name": "DZY Loves Colors",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/438/problem/D",
        "name": "The Child and Sequence",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/444/problem/C",
        "name": "DZY Loves Colors",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/906/problem/D",
        "name": "Power Tower",
        "rating": 2700
    },
    {
        "url": "https://codeforces.com/contest/1321/problem/E",
        "name": "World of Darkraft: Battle for Azathoth",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1321/problem/D",
        "name": "Navigation System",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1313/problem/C1",
        "name": "Skyscrapers (easy version)",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1313/problem/C2",
        "name": "Skyscrapers (hard version)",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1313/problem/B",
        "name": "Different Rules",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1313/problem/A",
        "name": "Fast Food Restaurant",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1304/problem/B",
        "name": "Longest Palindrome",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1061/problem/C",
        "name": "Multiplicity",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1061/problem/C",
        "name": "Multiplicity",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1301/problem/D",
        "name": "Time to Run",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1301/problem/C",
        "name": "Ayoub's function",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1301/problem/B",
        "name": "Motarack's Birthday",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1301/problem/A",
        "name": "Three Strings",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1209/problem/D",
        "name": "Cow and Snacks",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1303/problem/D",
        "name": "Fill The Bag",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1303/problem/C",
        "name": "Perfect Keyboard",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1303/problem/B",
        "name": "National Project",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1303/problem/A",
        "name": "Erasing Zeroes",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/979/problem/B",
        "name": "Treasure Hunt",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/979/problem/A",
        "name": "Pizza, Pizza, Pizza!!!",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/979/problem/C",
        "name": "Kuro and Walking Route",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/922/problem/D",
        "name": "Robot Vacuum Cleaner",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/922/problem/C",
        "name": "Cave Painting",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/922/problem/B",
        "name": "Magic Forest",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/922/problem/A",
        "name": "Cloning Toys",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/813/problem/A",
        "name": "The Contest",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/F",
        "name": "Lunar New Year and a Recursive Sequence",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/F",
        "name": "Lunar New Year and a Recursive Sequence",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/F",
        "name": "Lunar New Year and a Recursive Sequence",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/F",
        "name": "Lunar New Year and a Recursive Sequence",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/F",
        "name": "Lunar New Year and a Recursive Sequence",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/813/problem/B",
        "name": "The Golden Age",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/813/problem/C",
        "name": "The Tag Game",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/520/problem/D",
        "name": "Cubes",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/520/problem/C",
        "name": "DNA Alignment",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/520/problem/E",
        "name": "Pluses everywhere",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1299/problem/C",
        "name": "Water Balance",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1299/problem/B",
        "name": "Aerodynamic",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1300/problem/B",
        "name": "Assigning to Classes",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1300/problem/A",
        "name": "Non-zero",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1300/problem/C",
        "name": "Anu Has a Function",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1217/problem/E",
        "name": "Sum Queries?",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1217/problem/E",
        "name": "Sum Queries?",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1217/problem/D",
        "name": "Coloring Edges",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1077/problem/F1",
        "name": "Pictures with Kittens (easy version)",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1077/problem/F2",
        "name": "Pictures with Kittens (hard version)",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1077/problem/E",
        "name": "Thematic Contests",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1077/problem/D",
        "name": "Cutting Out",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1077/problem/C",
        "name": "Good Array",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1077/problem/B",
        "name": "Disturbed People",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1077/problem/A",
        "name": "Frog Jumping",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1296/problem/F",
        "name": "Berland Beauty",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1296/problem/E2",
        "name": "String Coloring (hard version)",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1296/problem/E1",
        "name": "String Coloring (easy version)",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1296/problem/D",
        "name": "Fight with Monsters",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1296/problem/C",
        "name": "Yet Another Walking Robot",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1296/problem/B",
        "name": "Food Buying",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1296/problem/A",
        "name": "Array with Odd Sum",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1229/problem/B",
        "name": "Kamil and Making a Stream",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/776/problem/E",
        "name": "The Holmes Children",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/578/problem/C",
        "name": "Weakness and Poorness",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/578/problem/A",
        "name": "A Problem about Polyline",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/578/problem/A",
        "name": "A Problem about Polyline",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1006/problem/F",
        "name": "Xor-Paths",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/578/problem/B",
        "name": "\"Or\" Game",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/578/problem/B",
        "name": "\"Or\" Game",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1006/problem/D",
        "name": "Two Strings Swaps",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1006/problem/C",
        "name": "Three Parts of the Array",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1006/problem/B",
        "name": "Polycarp's Practice",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1006/problem/E",
        "name": "Military Problem",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1006/problem/E",
        "name": "Military Problem",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/776/problem/D",
        "name": "The Door Problem",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/776/problem/B",
        "name": "Sherlock and his girlfriend",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/776/problem/A",
        "name": "A Serial Killer",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1291/problem/B",
        "name": "Array Sharpening",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1291/problem/A",
        "name": "Even But Not Even",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/776/problem/C",
        "name": "Molly's Chemicals",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1290/problem/B",
        "name": "Irreducible Anagrams",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1290/problem/A",
        "name": "Mind Control",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/196/problem/B",
        "name": "Infinite Maze",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/F",
        "name": "Trucks and Cities",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/442/problem/C",
        "name": "Artem and Array ",
        "rating": 2500
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/G",
        "name": "(Zero XOR Subset)-less",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/808/problem/E",
        "name": "Selling Souvenirs",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/808/problem/D",
        "name": "Array Division",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/808/problem/C",
        "name": "Tea Party",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/808/problem/B",
        "name": "Average Sleep Time",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/808/problem/A",
        "name": "Lucky Year",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/126/problem/B",
        "name": "Password",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/808/problem/G",
        "name": "Anthem of Berland",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/D",
        "name": "GCD Counting",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1292/problem/C",
        "name": "Xenon's Attack on the Gangs",
        "rating": 2300
    },
    {
        "url": "https://codeforces.com/contest/1295/problem/E",
        "name": "Permutation Separation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1295/problem/E",
        "name": "Permutation Separation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1295/problem/E",
        "name": "Permutation Separation",
        "rating": 2200
    },
    {
        "url": "https://codeforces.com/contest/1295/problem/D",
        "name": "Same GCDs",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1295/problem/C",
        "name": "Obtain The String",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1295/problem/B",
        "name": "Infinite Prefixes",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1295/problem/A",
        "name": "Display The Number",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/223/problem/C",
        "name": "Partial Sums",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/314/problem/B",
        "name": "Sereja and Periods",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/337/problem/D",
        "name": "Book of Evil",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/280/problem/B",
        "name": "Maximum Xor Secondary",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/319/problem/C",
        "name": "Kalila and Dimna in the Logging Industry",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1083/problem/E",
        "name": "The Fair Nut and Rectangles",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/540/problem/C",
        "name": "Ice Cave",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/540/problem/C",
        "name": "Ice Cave",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1294/problem/F",
        "name": "Three Paths on a Tree",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1294/problem/E",
        "name": "Obtain a Permutation",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1294/problem/D",
        "name": "MEX maximizing",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1294/problem/C",
        "name": "Product of Three Numbers",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1294/problem/B",
        "name": "Collecting Packages",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1294/problem/A",
        "name": "Collecting Coins",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1288/problem/E",
        "name": "Messenger Simulator",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1288/problem/D",
        "name": "Minimax Problem",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1288/problem/C",
        "name": "Two Arrays",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1288/problem/B",
        "name": "Yet Another Meme Problem",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1288/problem/A",
        "name": "Deadline",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1278/problem/C",
        "name": "Berry Jam",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1271/problem/D",
        "name": "Portals",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1213/problem/F",
        "name": "Unstable String Sort",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1213/problem/E",
        "name": "Two Small Strings",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1213/problem/G",
        "name": "Path Queries",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1213/problem/D1",
        "name": "Equalizing by Division (easy version)",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1213/problem/D2",
        "name": "Equalizing by Division (hard version)",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1213/problem/C",
        "name": "Book Reading",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1213/problem/B",
        "name": "Bad Prices",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1213/problem/A",
        "name": "Chips Moving",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1176/problem/E",
        "name": "Cover it!",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1174/problem/A",
        "name": "Ehab Fails to Be Thanos",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1139/problem/A",
        "name": "Even Substrings",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/319/problem/A",
        "name": "Malek Dance Club",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/198/problem/A",
        "name": "About Bacteria",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/243/problem/A",
        "name": "The Brand New Function",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/359/problem/C",
        "name": "Prime Number",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/294/problem/C",
        "name": "Shaass and Lights",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/107/problem/A",
        "name": "Dorm Water Supply",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/204/problem/A",
        "name": "Little Elephant and Interval",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/154/problem/A",
        "name": "Hometask",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/375/problem/A",
        "name": "Divisible by Seven",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/311/problem/A",
        "name": "The Closest Pair",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/261/problem/A",
        "name": "Maxim and Discounts",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/329/problem/A",
        "name": "Purification",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/71/problem/C",
        "name": "Round Table Knights",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/242/problem/C",
        "name": "King's Path",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/242/problem/C",
        "name": "King's Path",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/242/problem/C",
        "name": "King's Path",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/257/problem/C",
        "name": "View Angle",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/407/problem/A",
        "name": "Triangle",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/487/problem/A",
        "name": "Fight the Monster",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/121/problem/A",
        "name": "Lucky Sum",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/53/problem/C",
        "name": "Little Frog",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/364/problem/A",
        "name": "Matrix",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/E",
        "name": "Lunar New Year and Red Envelopes",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/D",
        "name": "Lunar New Year and a Wander",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/B",
        "name": "Lunar New Year and Food Ordering",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/C",
        "name": "Lunar New Year and Number Division",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1106/problem/A",
        "name": "Lunar New Year and Cross Counting",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/935/problem/A",
        "name": "Fafa and his Company",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/150/problem/A",
        "name": "Win or Freeze",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/474/problem/C",
        "name": "Captain Marmot",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/354/problem/A",
        "name": "Vasya and Robot",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/135/problem/A",
        "name": "Replacement",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/337/problem/C",
        "name": "Quiz",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/300/problem/C",
        "name": "Beautiful Numbers",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/424/problem/C",
        "name": "Magic Formulas",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1107/problem/D",
        "name": "Compression",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1107/problem/C",
        "name": "Brutality",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1107/problem/B",
        "name": "Digital root",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1107/problem/A",
        "name": "Digits Sequence Dividing",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1108/problem/E1",
        "name": "Array and Segments (Easy version)",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1108/problem/D",
        "name": "Diverse Garland",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1108/problem/C",
        "name": "Nice Garland",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1108/problem/B",
        "name": "Divisors of Two Integers",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1108/problem/A",
        "name": "Two distinct points",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1104/problem/D",
        "name": "Game with modulo",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/1104/problem/C",
        "name": "Grid game",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1104/problem/B",
        "name": "Game with string",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1104/problem/A",
        "name": "Splitting into digits",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/287/problem/B",
        "name": "Pipeline",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/464/problem/A",
        "name": "No to Palindromes!",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1105/problem/D",
        "name": "Kilani and the Game",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/1006/problem/A",
        "name": "Adjacent Replacements",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/381/problem/A",
        "name": "Sereja and Dima",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1105/problem/C",
        "name": "Ayoub and Lost Array",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1105/problem/B",
        "name": "Zuhair and Strings",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1105/problem/A",
        "name": "Salem and Sticks ",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/251/problem/A",
        "name": "Points on Line",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/343/problem/A",
        "name": "Rational Resistance",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/235/problem/A",
        "name": "LCM Challenge",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/429/problem/A",
        "name": "Xor-tree",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/231/problem/C",
        "name": "To Add or Not to Add",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/283/problem/A",
        "name": "Cows and Sequence",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/348/problem/A",
        "name": "Mafia",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/18/problem/C",
        "name": "Stripe",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/225/problem/C",
        "name": "Barcode",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/149/problem/C",
        "name": "Division into Teams",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/264/problem/A",
        "name": "Escape from Stones",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/279/problem/C",
        "name": "Ladder",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/414/problem/A",
        "name": "Mashmokh and Numbers",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/427/problem/C",
        "name": "Checkposts",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/137/problem/C",
        "name": "History",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/137/problem/C",
        "name": "History",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/385/problem/C",
        "name": "Bear and Prime Numbers",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/385/problem/C",
        "name": "Bear and Prime Numbers",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/385/problem/C",
        "name": "Bear and Prime Numbers",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/371/problem/C",
        "name": "Hamburgers",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/217/problem/A",
        "name": "Ice Skating",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/377/problem/A",
        "name": "Maze",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/220/problem/A",
        "name": "Little Elephant and Problem",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/459/problem/C",
        "name": "Pashmak and Buses",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/350/problem/C",
        "name": "Bombs",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/339/problem/C",
        "name": "Xenia and Weights",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/339/problem/C",
        "name": "Xenia and Weights",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1100/problem/C",
        "name": "NN and the Optical Illusion",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1100/problem/B",
        "name": "Build a Contest",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1100/problem/A",
        "name": "Roman and Browser",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/9/problem/C",
        "name": "Hexadecimal's Numbers",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/388/problem/A",
        "name": "Fox and Box Accumulation",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/382/problem/C",
        "name": "Arithmetic Progression",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/E",
        "name": "Polycarp's New Job",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/C",
        "name": "Division and Union",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/B",
        "name": "Accordion",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1101/problem/A",
        "name": "Minimum Integer",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/702/problem/A",
        "name": "Maximum Increase",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1102/problem/E",
        "name": "Monotonic Renumeration",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1102/problem/D",
        "name": "Balanced Ternary String",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1102/problem/C",
        "name": "Doors Breaking and Repairing",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1102/problem/B",
        "name": "Array K-Coloring",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1102/problem/A",
        "name": "Integer Sequence Dividing",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/719/problem/A",
        "name": "Vitya in the Countryside",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/9/problem/A",
        "name": "Die Roll",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/214/problem/A",
        "name": "System of Equations",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/118/problem/B",
        "name": "Present from Lena",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/686/problem/A",
        "name": "Free Ice Cream",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/913/problem/A",
        "name": "Modular Exponentiation",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/621/problem/A",
        "name": "Wet Shark and Odd and Even",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/733/problem/A",
        "name": "Grasshopper And the String",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/721/problem/A",
        "name": "One-dimensional Japanese Crossword",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/515/problem/A",
        "name": "Drazil and Date",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/688/problem/B",
        "name": "Lovely Palindromes",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/152/problem/C",
        "name": "Pocket Book",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/463/problem/C",
        "name": "Gargari and Bishops",
        "rating": 1900
    },
    {
        "url": "https://codeforces.com/contest/490/problem/C",
        "name": "Hacking Cypher",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/363/problem/C",
        "name": "Fixing Typos",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/486/problem/C",
        "name": "Palindrome Transformation",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/441/problem/C",
        "name": "Valera and Tubes ",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/431/problem/C",
        "name": "k-Tree",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/268/problem/C",
        "name": "Beautiful Sets of Points",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/478/problem/C",
        "name": "Table Decorations",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/704/problem/A",
        "name": "Thor",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/704/problem/A",
        "name": "Thor",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1099/problem/D",
        "name": "Sum in the tree",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1099/problem/C",
        "name": "Postcard",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1099/problem/B",
        "name": "Squares and Segments",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1099/problem/A",
        "name": "Snowball",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1097/problem/C",
        "name": "Yuhao and a Parenthesis",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1097/problem/B",
        "name": "Petr and a Combination Lock",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1097/problem/A",
        "name": "Gennady and a Card Game",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/37/problem/A",
        "name": "Towers",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/651/problem/A",
        "name": "Joysticks",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/363/problem/B",
        "name": "Fence",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/115/problem/A",
        "name": "Party",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/701/problem/A",
        "name": "Cards",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/237/problem/A",
        "name": "Free Cash",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/732/problem/B",
        "name": "Cormen --- The Best Friend Of a Man",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/822/problem/A",
        "name": "I'm bored with life",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/514/problem/A",
        "name": "Chewbaсca and Number",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/349/problem/A",
        "name": "Cinema Line",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/630/problem/A",
        "name": "Again Twenty Five!",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/431/problem/A",
        "name": "Black Square",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/124/problem/A",
        "name": "The number of positions",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/742/problem/A",
        "name": "Arpa’s hard exam and Mehrdad’s naive cheat",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/567/problem/A",
        "name": "Lineland Mail",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/731/problem/A",
        "name": "Night at the Museum",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/368/problem/B",
        "name": "Sereja and Suffixes",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/716/problem/A",
        "name": "Crazy Computer",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1030/problem/A",
        "name": "In Search of an Easy Problem",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/706/problem/B",
        "name": "Interesting drink",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/519/problem/A",
        "name": "A and B and Chess",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/513/problem/A",
        "name": "Game",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/459/problem/B",
        "name": "Pashmak and Flowers",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/749/problem/A",
        "name": "Bachgold Problem",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/734/problem/B",
        "name": "Anton and Digits",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1091/problem/D",
        "name": "New Year and the Permutation Concatenation",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1091/problem/C",
        "name": "New Year and the Sphere Transmission",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1091/problem/B",
        "name": "New Year and the Treasure Geolocation",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1091/problem/A",
        "name": "New Year and the Christmas Ornament",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/313/problem/B",
        "name": "Ilya and Queries",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/588/problem/A",
        "name": "Duff and Meat",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/520/problem/B",
        "name": "Two Buttons",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/448/problem/A",
        "name": "Rewards",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/474/problem/B",
        "name": "Worms",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/785/problem/A",
        "name": "Anton and Polyhedrons",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/149/problem/A",
        "name": "Business trip",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/977/problem/A",
        "name": "Wrong Subtraction",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/489/problem/B",
        "name": "BerSU Ball",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/478/problem/A",
        "name": "Initial Bet",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/599/problem/A",
        "name": "Patrick and Shopping",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/474/problem/A",
        "name": "Keyboard",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/711/problem/A",
        "name": "Bus to Udayland",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/540/problem/A",
        "name": "Combination Lock",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/268/problem/B",
        "name": "Buttons",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/707/problem/A",
        "name": "Brain's Photos",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/556/problem/A",
        "name": "Case of the Zeros and Ones",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/327/problem/A",
        "name": "Flipping Game",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/577/problem/A",
        "name": "Multiplication Table",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/270/problem/A",
        "name": "Fancy Fence",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/579/problem/A",
        "name": "Raising Bacteria",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/703/problem/A",
        "name": "Mishka and Game",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/519/problem/B",
        "name": "A and B and Compilation Errors",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/509/problem/A",
        "name": "Maximum in Table",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/509/problem/A",
        "name": "Maximum in Table",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/758/problem/A",
        "name": "Holiday Of Equality",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/584/problem/A",
        "name": "Olesya and Rodion",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/427/problem/A",
        "name": "Police Recruits",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/492/problem/A",
        "name": "Vanya and Cubes",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/119/problem/A",
        "name": "Epic Game",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/732/problem/A",
        "name": "Buy a Shovel",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/581/problem/A",
        "name": "Vasya the Hipster",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/750/problem/A",
        "name": "New Year and Hurry",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/723/problem/A",
        "name": "The New Year: Meeting Friends",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/155/problem/A",
        "name": "I_love_\\%username\\%",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/82/problem/A",
        "name": "Double Cola",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/455/problem/A",
        "name": "Boredom",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/791/problem/A",
        "name": "Bear and Big Brother",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/200/problem/B",
        "name": "Drinks",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/379/problem/A",
        "name": "New Year Candles",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/705/problem/A",
        "name": "Hulk",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/460/problem/A",
        "name": "Vasya and Socks",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1096/problem/D",
        "name": "Easy Problem",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1096/problem/C",
        "name": "Polygon for the Angle",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1096/problem/B",
        "name": "Substring Removal",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1096/problem/A",
        "name": "Find Divisible",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/500/problem/A",
        "name": "New Year Transportation",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/141/problem/A",
        "name": "Amusing Joke",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/228/problem/A",
        "name": "Is your horseshoe on the other hoof?",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/520/problem/A",
        "name": "Pangram",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/472/problem/A",
        "name": "Design Tutorial: Learn from Math",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/677/problem/A",
        "name": "Vanya and Fence",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/734/problem/A",
        "name": "Anton and Danik",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/61/problem/A",
        "name": "Ultra-Fast Mathematician",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/405/problem/A",
        "name": "Gravity Flip",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/344/problem/A",
        "name": "Magnets",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/59/problem/A",
        "name": "Word",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/486/problem/A",
        "name": "Calculating Function",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/2/problem/A",
        "name": "Winner",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1095/problem/D",
        "name": "Circular Dance",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1095/problem/C",
        "name": "Powers Of Two",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1095/problem/B",
        "name": "Array Stabilization",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1095/problem/A",
        "name": "Repeating Cipher",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1087/problem/D",
        "name": "Minimum Diameter Tree",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1087/problem/C",
        "name": "Connect Three",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1087/problem/B",
        "name": "Div Times Mod",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/1087/problem/A",
        "name": "Right-Left Cipher",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/617/problem/A",
        "name": "Elephant",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/148/problem/A",
        "name": "Insomnia cure",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/580/problem/A",
        "name": "Kefa and First Steps",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/271/problem/A",
        "name": "Beautiful Year",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/41/problem/A",
        "name": "Translation",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/110/problem/A",
        "name": "Nearly Lucky Number",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/467/problem/A",
        "name": "George and Accommodation",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/131/problem/A",
        "name": "cAPS lOCK",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/133/problem/A",
        "name": "HQ9+",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/546/problem/A",
        "name": "Soldier and Bananas",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/236/problem/A",
        "name": "Boy or Girl",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/266/problem/A",
        "name": "Stones on the Table",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/116/problem/A",
        "name": "Tram",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/158/problem/B",
        "name": "Taxi",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/281/problem/A",
        "name": "Word Capitalization",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/282/problem/A",
        "name": "Bit++",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/50/problem/A",
        "name": "Domino piling",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/231/problem/A",
        "name": "Team",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/158/problem/A",
        "name": "Next Round",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1092/problem/A",
        "name": "Uniform String",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1092/problem/A",
        "name": "Uniform String",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1092/problem/A",
        "name": "Uniform String",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1092/problem/B",
        "name": "Teams Forming",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1092/problem/A",
        "name": "Uniform String",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/401/problem/C",
        "name": "Team",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/580/problem/B",
        "name": "Kefa and Company",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1081/problem/D",
        "name": "Maximum Distance",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1081/problem/C",
        "name": "Colorful Bricks",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1081/problem/B",
        "name": "Farewell Party",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1081/problem/A",
        "name": "Definite Game",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/545/problem/C",
        "name": "Woodcutters",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/550/problem/C",
        "name": "Divisibility by Eight",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/580/problem/C",
        "name": "Kefa and Park",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/479/problem/C",
        "name": "Exams",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/550/problem/A",
        "name": "Two Substrings",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/4/problem/C",
        "name": "Registration System",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/C",
        "name": "Mishka and the Last Exam",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/D",
        "name": "Beautiful Graph",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/B",
        "name": "Letters Rearranging",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1093/problem/A",
        "name": "Dice Rolling",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1076/problem/D",
        "name": "Edge Deletion",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/466/problem/C",
        "name": "Number of Ways",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/489/problem/C",
        "name": "Given Length and Sum of Digits...",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/393/problem/B",
        "name": "Three matrices",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/53/problem/B",
        "name": "Blog Photo",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/29/problem/B",
        "name": "Traffic Lights",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/340/problem/B",
        "name": "Maximal Area Quadrilateral",
        "rating": 2100
    },
    {
        "url": "https://codeforces.com/contest/75/problem/B",
        "name": "Facetook Priority Wall",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/31/problem/B",
        "name": "Sysadmin Bob",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/22/problem/B",
        "name": "Bargaining Table",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/41/problem/B",
        "name": "Martian Dollar",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/114/problem/B",
        "name": "PFAST Inc.",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1088/problem/A",
        "name": "Ehab and another construction problem",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1088/problem/C",
        "name": "Ehab and a 2-operation task",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1088/problem/B",
        "name": "Ehab and subtraction",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/56/problem/B",
        "name": "Spoilt Permutation",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/190/problem/B",
        "name": "Surrounded",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1056/problem/D",
        "name": "Decorate Apple Tree",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/275/problem/B",
        "name": "Convex Shape",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/99/problem/B",
        "name": "Help Chef Gerasim",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/83/problem/A",
        "name": "Magical Array",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/27/problem/B",
        "name": "Tournament",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/9/problem/B",
        "name": "Running Student",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/103/problem/A",
        "name": "Testing Pants for Sadness",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/61/problem/B",
        "name": "Hard Work",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/254/problem/B",
        "name": "Jury Size",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/149/problem/B",
        "name": "Martian Clock",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/14/problem/B",
        "name": "Young Photographer",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/69/problem/B",
        "name": "Bets",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/69/problem/B",
        "name": "Bets",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/374/problem/B",
        "name": "Inna and Nine",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/374/problem/B",
        "name": "Inna and Nine",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/216/problem/B",
        "name": "Forming Teams",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/244/problem/B",
        "name": "Undoubtedly Lucky Numbers",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/94/problem/B",
        "name": "Friends",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/189/problem/B",
        "name": "Counting Rhombi",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/281/problem/B",
        "name": "Nearest Fraction",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/63/problem/B",
        "name": "Settlers' Training",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/225/problem/B",
        "name": "Well-known Numbers",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/214/problem/B",
        "name": "Hometask",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/260/problem/B",
        "name": "Ancient Prophesy",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/260/problem/B",
        "name": "Ancient Prophesy",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/197/problem/B",
        "name": "Limit",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/231/problem/B",
        "name": "Magic, Wizardry and Wonders",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1073/problem/D",
        "name": "Berland Fair",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/195/problem/B",
        "name": "After Training",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/320/problem/B",
        "name": "Ping-Pong (Easy Version)",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/96/problem/A",
        "name": "Football",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/96/problem/B",
        "name": "Lucky Numbers (easy)",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1082/problem/D",
        "name": "Maximum Diameter Graph",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/1082/problem/C",
        "name": "Multi-Subject Competition",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1082/problem/B",
        "name": "Vova and Trophies",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1082/problem/A",
        "name": "Vasya and Book",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1056/problem/C",
        "name": "Pick Heroes",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1056/problem/B",
        "name": "Divide Candies",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/1056/problem/A",
        "name": "Determine Line",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1061/problem/B",
        "name": "Views Matter",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1061/problem/A",
        "name": "Coins",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/765/problem/D",
        "name": "Artsem and Saunders",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/342/problem/B",
        "name": "Xenia and Spies",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1076/problem/C",
        "name": "Meme Problem",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1076/problem/B",
        "name": "Divisor Subtraction",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1076/problem/A",
        "name": "Minimizing the String",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/228/problem/B",
        "name": "Two Tables",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/1075/problem/C",
        "name": "The Tower is Going Home",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/1075/problem/B",
        "name": "Taxi drivers and Lyft",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1075/problem/A",
        "name": "The King's Race",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/192/problem/B",
        "name": "Walking in the Rain",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/205/problem/B",
        "name": "Little Elephant and Sorting",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/219/problem/B",
        "name": "Special Offer! Super Price 999 Bourles!",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/233/problem/B",
        "name": "Non-square Equation",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/437/problem/B",
        "name": "The Child and Set",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/143/problem/B",
        "name": "Help Kingdom of Far Far Away 2",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/129/problem/B",
        "name": "Students and Shoelaces",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/359/problem/B",
        "name": "Permutation",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/151/problem/B",
        "name": "Phone Numbers",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/4/problem/A",
        "name": "Watermelon",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/1/problem/A",
        "name": "Theatre Square",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/234/problem/B",
        "name": "Reading",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/182/problem/B",
        "name": "Vasya's Calendar",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1043/problem/C",
        "name": "Smallest Word",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1043/problem/B",
        "name": "Lost Array",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1043/problem/A",
        "name": "Elections",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/361/problem/B",
        "name": "Levko and Permutation",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/349/problem/B",
        "name": "Color the Fence",
        "rating": 1700
    },
    {
        "url": "https://codeforces.com/contest/337/problem/B",
        "name": "Routine Problem",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/312/problem/B",
        "name": "Archer",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/66/problem/B",
        "name": "Petya and Countryside",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/110/problem/C",
        "name": "Lucky Sum of Digits",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/110/problem/B",
        "name": "Lucky String",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/416/problem/B",
        "name": "Art Union",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/357/problem/B",
        "name": "Flag Day",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/357/problem/B",
        "name": "Flag Day",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/408/problem/B",
        "name": "Garland",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/514/problem/B",
        "name": "Han Solo and Lazer Gun",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/58/problem/B",
        "name": "Coins",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/366/problem/B",
        "name": "Dima and To-do List",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/289/problem/B",
        "name": "Polo the Penguin and Matrix",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/133/problem/B",
        "name": "Unary",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/352/problem/B",
        "name": "Jeff and Periods",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/352/problem/B",
        "name": "Jeff and Periods",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/352/problem/B",
        "name": "Jeff and Periods",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/352/problem/B",
        "name": "Jeff and Periods",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/1073/problem/B",
        "name": "Vasya and Books",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1073/problem/A",
        "name": "Diverse Substring",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/155/problem/B",
        "name": "Combination",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/122/problem/B",
        "name": "Lucky Substring",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/282/problem/B",
        "name": "Painting Eggs",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/4/problem/B",
        "name": "Before an Exam",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/116/problem/B",
        "name": "Little Pigs and Wolves",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/330/problem/B",
        "name": "Road Construction",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/34/problem/B",
        "name": "Sale",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/1068/problem/B",
        "name": "LCM",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/1068/problem/A",
        "name": "Birthday",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/157/problem/B",
        "name": "Trace",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/365/problem/B",
        "name": "The Fibonacci Segment",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/387/problem/B",
        "name": "George and Round",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/493/problem/B",
        "name": "Vasya and Wrestling",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/509/problem/B",
        "name": "Painting Pebbles",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/469/problem/B",
        "name": "Chat Online",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/279/problem/B",
        "name": "Books",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/362/problem/B",
        "name": "Petya and Staircases",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/276/problem/B",
        "name": "Little Girl and Game",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/432/problem/B",
        "name": "Football Kit",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/486/problem/B",
        "name": "OR in Matrix",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/259/problem/B",
        "name": "Little Elephant and Magic Square",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/448/problem/B",
        "name": "Suffix Structures",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/285/problem/B",
        "name": "Find Marble",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/265/problem/B",
        "name": "Roadside Trees (Simplified Edition)",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/450/problem/B",
        "name": "Jzzhu and Sequences",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/454/problem/B",
        "name": "Little Pony and Sort by Shift",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/507/problem/B",
        "name": "Amr and Pins",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/447/problem/B",
        "name": "DZY Loves Strings",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/508/problem/B",
        "name": "Anton and currency you all know",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/230/problem/B",
        "name": "T-primes",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/499/problem/B",
        "name": "Lecture",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/451/problem/B",
        "name": "Sort the Array",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/492/problem/B",
        "name": "Vanya and Lanterns",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/478/problem/B",
        "name": "Random Teams",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/467/problem/B",
        "name": "Fedor and New Game",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/339/problem/B",
        "name": "Xenia and Ringroad",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/266/problem/B",
        "name": "Queue at the School",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/200/problem/A",
        "name": "Cinema",
        "rating": 2400
    },
    {
        "url": "https://codeforces.com/contest/1054/problem/C",
        "name": "Candies Distribution",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/1054/problem/B",
        "name": "Appending Mex",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/1054/problem/A",
        "name": "Elevator or Stairs?",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/397/problem/A",
        "name": "On Segment's Own Points",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/390/problem/A",
        "name": "Inna and Alarm Clock",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/393/problem/A",
        "name": "Nineteen",
        "rating": "4000"
    },
    {
        "url": "https://codeforces.com/contest/374/problem/A",
        "name": "Inna and Pink Pony",
        "rating": 2000
    },
    {
        "url": "https://codeforces.com/contest/18/problem/A",
        "name": "Triangle",
        "rating": 1500
    },
    {
        "url": "https://codeforces.com/contest/88/problem/A",
        "name": "Chord",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/35/problem/A",
        "name": "Shell Game",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/197/problem/A",
        "name": "Plate Game",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/305/problem/A",
        "name": "Strange Addition",
        "rating": 1600
    },
    {
        "url": "https://codeforces.com/contest/31/problem/A",
        "name": "Worms Evolution",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/234/problem/A",
        "name": "Lefthanders and Righthanders ",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/192/problem/A",
        "name": "Funky Numbers",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/192/problem/A",
        "name": "Funky Numbers",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/56/problem/A",
        "name": "Bar",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/192/problem/A",
        "name": "Funky Numbers",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/284/problem/A",
        "name": "Cows and Primitive Roots",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/49/problem/A",
        "name": "Sleuth",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/370/problem/A",
        "name": "Rook, Bishop and King",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/27/problem/A",
        "name": "Next Test",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/279/problem/A",
        "name": "Point on Spiral",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/298/problem/A",
        "name": "Snow Footprints",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/257/problem/A",
        "name": "Sockets",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/106/problem/A",
        "name": "Card Game",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/194/problem/A",
        "name": "Exams",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/416/problem/A",
        "name": "Guess a number!",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/108/problem/A",
        "name": "Palindromic Times",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/186/problem/A",
        "name": "Comparing Strings",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/143/problem/A",
        "name": "Help Vasilisa the Wise 2",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/34/problem/A",
        "name": "Reconnaissance 2",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/358/problem/A",
        "name": "Dima and Continuous Line",
        "rating": 1400
    },
    {
        "url": "https://codeforces.com/contest/302/problem/A",
        "name": "Eugeny and Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/302/problem/A",
        "name": "Eugeny and Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/302/problem/A",
        "name": "Eugeny and Array",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/359/problem/A",
        "name": "Table",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/376/problem/A",
        "name": "Lever",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/408/problem/A",
        "name": "Line to Cashier",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/363/problem/A",
        "name": "Soroban",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/437/problem/A",
        "name": "The Child and Homework",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/239/problem/A",
        "name": "Two Bags of Potatoes",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/355/problem/A",
        "name": "Vasya and Digital Root",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/361/problem/A",
        "name": "Levko and Table",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/373/problem/A",
        "name": "Collecting Beats is Fun",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/296/problem/A",
        "name": "Yaroslav and Permutations",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/75/problem/A",
        "name": "Life Without Zeros",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/43/problem/A",
        "name": "Football",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/445/problem/A",
        "name": "DZY Loves Chessboard",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/224/problem/A",
        "name": "Parallelepiped",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/488/problem/A",
        "name": "Giga Tower",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/389/problem/A",
        "name": "Fox and Number Game",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/300/problem/A",
        "name": "Array",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/114/problem/A",
        "name": "Cifera",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/353/problem/A",
        "name": "Domino",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/265/problem/A",
        "name": "Colorful Stones (Simplified Edition)",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/152/problem/A",
        "name": "Marks",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/350/problem/A",
        "name": "TL",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/189/problem/A",
        "name": "Cut Ribbon",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/501/problem/A",
        "name": "Contest",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/262/problem/A",
        "name": "Roma and Lucky Numbers",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/165/problem/A",
        "name": "Supercentral Point",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/499/problem/A",
        "name": "Watching a movie",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/233/problem/A",
        "name": "Perfect Permutation",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/404/problem/A",
        "name": "Valera and X",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/483/problem/A",
        "name": "Counterexample ",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/255/problem/A",
        "name": "Greg's Workout",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/496/problem/A",
        "name": "Minimum Difficulty",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/378/problem/A",
        "name": "Playing with Dice",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/151/problem/A",
        "name": "Soft Drinking",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/456/problem/A",
        "name": "Laptops",
        "rating": 1100
    },
    {
        "url": "https://codeforces.com/contest/276/problem/A",
        "name": "Lunch Rush",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/385/problem/A",
        "name": "Bear and Raspberry",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/462/problem/A",
        "name": "Appleman and Easy Task",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/25/problem/A",
        "name": "IQ test",
        "rating": 1300
    },
    {
        "url": "https://codeforces.com/contest/328/problem/A",
        "name": "IQ Test",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/441/problem/A",
        "name": "Valera and Antique Items",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/330/problem/A",
        "name": "Cakeminator",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/432/problem/A",
        "name": "Choosing Teams",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/328/problem/A",
        "name": "IQ Test",
        "rating": 1800
    },
    {
        "url": "https://codeforces.com/contest/510/problem/A",
        "name": "Fox And Snake",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/439/problem/A",
        "name": "Devu, the Singer and Churu, the Joker",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/490/problem/A",
        "name": "Team Olympiad",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/476/problem/A",
        "name": "Dreamoon and Stairs",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/230/problem/A",
        "name": "Dragons",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/459/problem/A",
        "name": "Pashmak and Garden",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/313/problem/A",
        "name": "Ilya and Bank Account",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/466/problem/A",
        "name": "Cheap Travel",
        "rating": 1200
    },
    {
        "url": "https://codeforces.com/contest/318/problem/A",
        "name": "Even Odds",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/469/problem/A",
        "name": "I Wanna Be the Guy",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/443/problem/A",
        "name": "Anton and Letters",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/479/problem/A",
        "name": "Expression",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/337/problem/A",
        "name": "Puzzles",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/69/problem/A",
        "name": "Young Physicist",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/208/problem/A",
        "name": "Dubstep",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/268/problem/A",
        "name": "Games",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/451/problem/A",
        "name": "Game With Sticks",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/144/problem/A",
        "name": "Arrival of the General",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/263/problem/A",
        "name": "Beautiful Matrix",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/136/problem/A",
        "name": "Presents",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/122/problem/A",
        "name": "Lucky Division",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/58/problem/A",
        "name": "Chat room",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/160/problem/A",
        "name": "Twins",
        "rating": 900
    },
    {
        "url": "https://codeforces.com/contest/339/problem/A",
        "name": "Helpful Maths",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/112/problem/A",
        "name": "Petya and Strings",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/118/problem/A",
        "name": "String Task",
        "rating": 1000
    },
    {
        "url": "https://codeforces.com/contest/71/problem/A",
        "name": "Way Too Long Words",
        "rating": 800
    },
    {
        "url": "https://codeforces.com/contest/4/problem/A",
        "name": "Watermelon",
        "rating": 800
    }
]