题解 | 金字塔图案

while True:
    try:
        n = int(input())
        for i in range(1,n+1):
            k = n - i
            for j in range(k):
                print(' ',end='')
            for l in range(i - 1):
                print('* ',end='')
            print('*')
    except EOFError:
        break