Question

W pattern with *

Write a program to print 

W pattern of N lines using an asterisk(*) character as shown below.

Note: There is a space after each asterisk * character.

Input

The first line is an integer 

N.

Explanation

For 

N = 5

The output should be

* * * * * * * * * 
 * * * * * * * * 
  * * *   * * * 
   * *     * * 
    *       *
Sample Input 1
5
Sample Output 1
* * * * * * * * * 
 * * * * * * * * 
  * * *   * * * 
   * *     * * 
    *       *
Sample Input 2
4
Sample Output 2
* * * * * * * 
 * * * * * * 
  * *   * * 
   *     *

Answer 1

def printW(N):
    print("* " * (2 * N - 1))
    for k in range(1, N):
        print(" " * k, end="")
        print("* " * (N - k), end="")
        print("  " * (k - 1), end="")
        print("* " * (N - k))


N = int(input())
printW(N)