摘要:
while 1: s = input('请填入一个年份:') s = int(s) year = False if s % 100 == 0 and s % 400 == 0: year = True elif s % 100 != 0 and s % 4 == 0: year = True if... 阅读全文
摘要:
a = 50 y = '*'*(a+1) p = ' ' while a: print(y) y = y[:a-1] y = p + y a = a - 1 for i in range(20): print(' ' * (20-i-1) + '*' * (2*i+1) ) a = 20 p = ' '*(a+1... 阅读全文