def trim(s):
while s[:1] == ' ':
s = s[1:]
while s[-1:] == ' ':
s = s[:-1]
return s
哇 真的简洁
这就是差距,计算机技术算法真的需要天分。
这个代码很明显不对啊
有问题的
牛哇牛哇
Sign in to make a reply
梦魇
def trim(s):
while s[:1] == ' ':
s = s[1:]
while s[-1:] == ' ':
s = s[:-1]
return s