35. Given an integer R indicates number of rows.

Write a code to generate a left arrow pattern using stars.

Input Description:
Given an integer R indicates number of rows.

Where 1<=R<=100.

Output Description:
Print the left arrow pattern based on the given integer R.

Sample Input :
5
Sample Output :
*
 *
  *
   *
*****
   *
  *
 *
*


def pattern(n):
    for i in range(n-1):
        for j in range(i):
            print(' ', end = "")
        print('*')
    print('*' * n)
    for i in range(n-2, -1, -1):
        for j in range(i):
            print(' ', end = "")
        print('*')
n = int(input())
pattern(n)