#680

Valid Palindrome II

easy · verified · 44% accepted · 8,965 likes · top 26%

two pointers · string · greedy

⊣ practice⊣ open on leetcode ↗

Description

Given a string s, return true if the s can be palindrome after deleting at most one character from it.

Example 1:

Input: s = "aba"
Output: true

Example 2:

Input: s = "abca"
Output: true
Explanation: You could delete the character 'c'.

Example 3:

Input: s = "abc"
Output: false

Solution