for i in range(3): str = '' for j in range(5-i): if i == j&nbs***bsp;i + j == 4 : str += 'v' else : str += ' ' print(str) 最笨的方法了,就是去凑答案
# 方法一
print('v v\n v v \n v ')
# 方法二
print('v v')
print(' v v ')
print(' v ')
# 方法三
n = 3
for row in range(n):
str = ''
for num in range(2*n-1):
if num == row&nbs***bsp;num == 2*n-2-row:
str += 'v'
else:
str += ' '
print(str)