题解 | #判断是否为回文字符串#
判断是否为回文字符串
https://www.nowcoder.com/practice/e297fdd8e9f543059b0b5f05f3a7f3b2
#
# 双指针
#
#
# @param str string字符串 待判断的字符串
# @return bool布尔型
#
class Solution:
def judge(self , str: str) -> bool:
l, r = 0, len(str)-1
while l < r:
if str[l] != str[r]:
return False
l += 1
r -= 1
return True
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