345. Reverse Vowels of a String【easy】】的更多相关文章

345. Reverse Vowels of a String[easy] Write a function that takes a string as input and reverse only the vowels of a string. Example 1:Given s = "hello", return "holle". Example 2:Given s = "leetcode", return "leotcede&q…
Write a function that takes a string as input and reverse only the vowels of a string. Example 1: Input: "hello" Output: "holle" Example 2: Input: "leetcode" Output: "leotcede" Note:The vowels does not include the l…
Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". Have you met this question in a real interview?     Clarification What constitutes a word? A sequence of non-sp…
problem 345. Reverse Vowels of a String class Solution { public: string reverseVowels(string s) { , right =s.size()-; char chl, chr; while(left<right) { if(isVowel(s[left]) &&isVowel(s[right])) { char ch = s[left]; s[left++] = s[right]; s[right…
345. Reverse Vowels of a String Write a function that takes a string as input and reverse only the vowels of a string. Example 1: Given s = "hello", return "holle". Example 2: Given s = "leetcode", return "leotcede"…
344. Reverse String[easy] Write a function that takes a string as input and returns the string reversed. Example:Given s = "hello", return "olleh". 解法一: class Solution { public: string reverseString(string s) { , end = s.length() - ; w…
Question 345. Reverse Vowels of a String Solution 思路:交换元音,第一次遍历,先把出现元音的索引位置记录下来,第二遍遍历元音的索引并替换. Java实现: public String reverseVowels(String s) { List<Integer> store = new ArrayList<>(); char[] arr = s.toCharArray(); for (int i=0; i< arr.lengt…
作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 使用栈 双指针 日期 [LeetCode] 题目地址:https://leetcode.com/problems/reverse-vowels-of-a-string/ Total Accepted: 7758 Total Submissions: 22132 Difficulty: Easy 题目描述 Write a function that t…
一天一道LeetCode 本系列文章已全部上传至我的github,地址:ZeeCoder's Github 欢迎大家关注我的新浪微博,我的新浪微博 欢迎转载,转载请注明出处 (一)题目 Write a function that takes a string as input and reverse only the vowels of a string. Example 1: Given s = "hello", return "holle". Example 2…
Write a function that takes a string as input and reverse only the vowels of a string. Example 1:Given s = "hello", return "holle". Example 2:Given s = "leetcode", return "leotcede". 代码如下: public class Solution { pu…
题目描述: Write a function that takes a string as input and reverse only the vowels of a string. Example 1:Given s = "hello", return "holle". Example 2:Given s = "leetcode", return "leotcede". Note:The vowels does not i…
[抄题]: Write a function that takes a string as input and reverse only the vowels of a string. Example 1:Given s = "hello", return "holle". Example 2:Given s = "leetcode", return "leotcede". [暴力解法]:抽出来再放回去:不现实 时间分析: 空…
Write a function that takes a string as input and reverse only the vowels of a string. Example 1: Input: "hello" Output: "holle" Example 2: Input: "leetcode" Output: "leotcede" class Solution { public String reverse…
Write a function that takes a string as input and reverse only the vowels(元音字母) of a string. Example 1:Given s = "hello", return "holle". Example 2:Given s = "leetcode", return "leotcede". Note:The vowels does not i…
题意:倒置字符串中的元音字母. 用两个下标分别指向前后两个相对的元音字母,然后交换. 注意:元音字母是aeiouAEIOU. class Solution { public: bool isVowels(char c){ string Vowels = "aeiouAEIOU"; ; i < Vowels.size(); ++i){ if(c == Vowels[i]) return true; } return false; } string reverseVowels(str…
编写一个函数,以字符串作为输入,反转该字符串中的元音字母.示例 1:给定 s = "hello", 返回 "holle".示例 2:给定 s = "leetcode", 返回 "leotcede".注意:元音字母不包括 "y".详见:https://leetcode.com/problems/reverse-vowels-of-a-string/description/ C++: class Solutio…
两个for 第一个for将每一个元音依次存放进一个char数组 第二个for,每检测到元音,就从char数尾部开始,依次赋值 如何检测元音呢?当然写一个冗长的if(),不过我们有更好的选择 hashset的contains, 或者String自带的contains, 或者建一个int[128],因为元音有5个,算上大小写,一共10个,他们的ascii值都在128以内,然后将元音对应的int[]值设为1,其它设为0,只要检测int[strs[i]] ?= 0即可判断是否为元音 class Solu…
题意:给定一个字符串,反转字符串中的元音字母. 例如: Input: "leetcode" Output: "leotcede" 法一:双指针 class Solution { public: string reverseVowels(string s) { if(s == "") return ""; set <char> st ={'a','e','i','o','u','A','E','I','O','U'}…
345. Reverse Vowels of a String Easy Write a function that takes a string as input and reverse only the vowels of a string. Example 1: Input: "hello" Output: "holle" Example 2: Input: "leetcode" Output: "leotcede" N…
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