publicclassSolution{intpos=0;publicbooleanvalidPalindrome(String s){booleanvalid=isPalindrome(s);if(!valid) {intleft=pos;intright=s.length() - pos;booleanret1=isPalindrome(s.substring(left +1, right));booleanret2=isPalindrome(s.substring(left, right -1)); valid = ret1 || ret2; }retur...
Can you solve this real interview question? Valid Palindrome II - 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" Outpu
Given a non-empty strings, you may delete at most one character. Judge whether you can make it a palindrome. Example 1: Input: "aba" Output: True Example 2: Input: "abca" Output: True Explanation: You could delete the character 'c'. 自己的做法:(很麻烦) 利用回文的特性,准备两个指针,...
is_palindrome(s, l + 1, r) or Solution.is_palindrome(s, l, r - 1) # 此时 s[l] 和 s[r] 相等,可以继续处理。 #将 l 向右移动一位 l += 1 #将 r 向左移动一位 r -= 1 # 此时说明 s 本身就是回文,直接返回 True return True @staticmethod def is_palindrome(s: str, l: int,...
LeetCode-Valid Palindrome II Description: Given a non-empty string s, you may delete at most one character. Judge whether you can make it a palindrome. Example 1: AI检测代码解析 Input: "aba" Output: True 1. 2. Example 2: AI检测代码解析...
Given a string s, return true if it is a palindrome, or false otherwise. 英文版地址 leetcode.com/problems/v 中文版描述 给定一个字符串 s ,验证 s 是否是 回文串 ,只考虑字母和数字字符,可以忽略字母的大小写。本题中,将空字符串定义为有效的 回文串 。 示例1:输入: s = "A man, a plan, ...
https://leetcode.com/problems/valid-palindrome-ii/description/ 题目: Given a non-empty strings, you may delete at most one character. Judge whether you can make it a palindrome. Example 1: Input: "aba" Output: True 1. 2. Example 2: ...
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LeetCode 125:Valid Palindrome(有效回文) Q:Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases. Note: For the purpose of this problem, we define empty string as valid palindrome.
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