ارسال شماره 164

n = int(input())
for i in range(n):
    for j in range(n):
        if i == 0 or i == n-1 or j == 0 or j == n-1 or i == j or i + j == n-1:
            print('*', end = '')
        else:
            print(' ', end = '')
    print()