carloscn / carloscn/structstudy

leetcode680:验证回文串 II(valid-palindrome-ii)

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Level-easy 一般问题 字符串 查找
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Description

### 问题描述

给你一个字符串 s,最多 可以从中删除一个字符。

请你判断 s 是否能成为回文字符串:如果能,返回 true ;否则,返回 false 。

示例 1:
输入:s = "aba"
输出:true

示例 2:
输入:s = "abca"
输出:true
解释:你可以删除字符 'c' 。

示例 3:
输入:s = "abc"
输出:false

提示:
1 <= s.length <= 105
s 由小写英文字母组成

来源:力扣(LeetCode)
链接:https://leetcode.cn/problems/valid-palindrome-ii

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