LeetCode string_第2页-阿里云

LeetCode之First Unique Character in a String

1、题目Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1.Examples:s = "leetcode" return ...

LeetCode之Reverse String II

1、题目Given a string and an integer k, you need to reverse the first k characters for every 2k characters counting from the start of the string. If ther...

LeetCode之Reverse String

1、题目：Write a function that takes a string as input and returns the string reversed.Example:Given s = "hello", return "olleh".2、代码实现：代码实现1: public stat...

LeetCode 394：字符串解码 Decode String

题目：给定一个经过编码的字符串，返回它解码后的字符串。Given an encoded string, return its decoded string. 编码规则为: k[encoded_string]，表示其中方括号内部的 encoded_string 正好重复 k 次。注意 k 保证为正整...

LeetCode 151：给定一个字符串，逐个翻转字符串中的每个单词 Reverse Words in a String

公众号：爱写bug（ID：icodebugs）翻转字符串里的单词 Given an input string, reverse the string word by word. 示例 1：输入: "the sky is blue" 输出: "blue is sky the" 示例 2：输入: ...

Leetcode 344：Reverse String 反转字符串（python、java）

Leetcode 344：Reverse String 反转字符串公众号：爱写bugWrite a function that reverses a string. The input string is given as an array of characters char[]. Do not...

[LeetCode] Reverse String 翻转字符串

Write a function that takes a string as input and returns the string reversed. Example: Given s = "hello", return "olleh". 这道题没什么难度，直接从两头往中间走，同时交换两边的字...

[LeetCode] Decode String 解码字符串

Given an encoded string, return it's decoded string. The encoding rule is: k[encoded_string], where the encoded_string inside the squar...

[LeetCode] Reverse String II 翻转字符串之二

Given a string and an integer k, you need to reverse the first k characters for every 2k characters counting from the start of the string. If there ar...

[LeetCode] Permutation in String 字符串中的全排列

Given two strings s1 and s2, write a function to return true if s2 contains the permutation of s1. In other words, one o...

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更新时间 2024-05-22 06:48:15

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