added coding challenges

Java Coding Challenges/CC_01.java

@@ -0,0 +1,18 @@
+import java.util.*;
+
+public class CC_01 {
+
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		System.out.print("Input: ");
+		int n1 = sc.nextInt();
+		int n2 = sc.nextInt();
+		int sum = n1 + n2;
+		int sub = n1 - n2;
+		int mul = n1 * n2;
+		int div = n1 / n2;
+		int mod = n1 % n2;
+		System.out.printf("Output: Sum: %d Sub: %d Mul: %d Div: %d Mod: %d", sum, sub, mul, div, mod);
+	}
+
+}

Java Coding Challenges/CC_02.java

@@ -0,0 +1,18 @@
+import java.util.*;
+
+public class CC_02 {
+
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		System.out.print("Input: ");
+		int n = sc.nextInt();
+		if(n%2==0) {
+			System.out.print("Output: "+ "Even");
+		}
+		else {
+			System.out.print("Output: "+ "Odd");
+		}
+
+	}
+
+}

Java Coding Challenges/CC_03.java

@@ -0,0 +1,12 @@
+import java.util.Scanner;
+
+public class CC_03 {
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		System.out.print("Input: ");
+		float r = sc.nextFloat();
+		double area = 3.14*r*r;
+		System.out.println("Output: "+ area);
+	}
+
+}

Java Coding Challenges/CC_04.java

@@ -0,0 +1,16 @@
+import java.util.*;
+public class CC_04 {
+
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		System.out.print("Input: ");
+        int n1 = sc.nextInt();
+        int n2 = sc.nextInt();
+        int n3;
+        n3 = n1;
+        n1 = n2;
+        n2 = n3;
+        System.out.printf("Output: n1=%d n2=%d", n1, n2);
+	}
+
+}

Java Coding Challenges/CC_05.java

@@ -0,0 +1,18 @@
+import java.util.Scanner;
+public class CC_05 {
+
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		System.out.print("Input: ");
+		int n1 = sc.nextInt();
+		int n2 = sc.nextInt();
+		if(n1>n2) {
+			System.out.printf("Min=%d Max=%d", n2, n1);
+		}
+		else {
+			System.out.printf("Min=%d Max=%d", n1, n2);
+		}
+
+	}
+
+}

Java Coding Challenges/CC_06.java

@@ -0,0 +1,15 @@
+import java.util.Scanner;
+public class CC_06 {
+
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		System.out.print("Input: ");
+		int n1 = sc.nextInt();
+		int n2 = sc.nextInt();
+		int n3 = sc.nextInt();
+		int min = n1<n2 && n1<n3 ? n1 : n2<n1 && n2<n3 ? n2 : n3;
+		int max = n1>n2 && n1>n3 ? n1 : n2>n1 && n2>n3 ? n2 : n3;
+		System.out.printf("Min = %d Max = %d", min, max);
+	}
+
+}

Java Coding Challenges/CC_07.java

@@ -0,0 +1,14 @@
+import java.util.Scanner;
+public class CC_07 {
+
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		System.out.print("Input: ");
+		int n1 = sc.nextInt();
+		int n2 = sc.nextInt();
+		int n3 = sc.nextInt();
+		int second = n1>n2&&n1>n3?n2>n3?n2:n3 : n2>n1&&n2>n3?n1>n3?n1:n3 : n1>n2?n1:n2;
+		System.out.print("Output: " + second);
+	}
+
+}

Java Coding Challenges/CC_08.java

@@ -0,0 +1,30 @@
+import java.util.*;
+
+public class CC_08 {
+
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		int[] arr = {3,6,4,0,1,5,6};
+		System.out.print("Original Array: ");
+		for(int i=0; i<arr.length; i++) {
+			System.out.print(arr[i]+" ");
+		}
+		System.out.println(); 
+		int temp;
+        for(int i=0; i<arr.length; i++) {
+        	for(int j=i+1; j<arr.length; j++) {
+        		if(arr[i]>arr[j]) {
+        			temp = arr[i];
+        			arr[i] = arr[j];
+        			arr[j] = temp;
+        		}
+        	}
+        }
+        System.out.println(); 
+        System.out.print("Sorted Array: ");
+        for(int i=0; i<arr.length; i++) {
+			System.out.print(arr[i]+" ");
+		}
+	}
+
+}