ofaString(详细地址:https://leetcode.com/problems/reverse-vowels-of-a-string/description/) 思路分析: 题目意思...问题描述: Writeafunction that takesastringas input andreverseonly thevowelsofastring. Note Leetcode 344. Reverse S
The vowels does not include the letter "y". vowels:元音aeiou 解法:two pointers publicclassSolution {publicString reverseVowels(String s) { String vowel= "aeiouAEIOU";intstart = 0;intend = s.length()-1;char[] chars =s.toCharArray();while(start<end) {while(start<end&&!vowel.contains(char...
345、反转字符串中的元音字母(Reverse Vowels of a String) 345、反转字符串中的元音字母(Reverse Vowels of a String) 题目: 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: 示例 2: 提示: 元音字母不包含字母 “y” 。 解答: 法一:......
1、用栈存储扫描到的元音字母,然后重新扫描,把栈中的元音字母填入字符串。时间复杂度o(2n)。 代码实现: 1classSolution {2public:3stringreverseVowels(strings) {4intn =s.length();5stack<char>letter;6for(inti =0; i < n; i++)7{8if(s[i] =='a'||s[i] =='e'|| s[i] =='i'|| s...
Leetcode之Reverse Vowels of a String 问题 问题描述: Write a function that takes a string as input and reverse only the vowels of a string. Note: The vowels does not include the letter "y". 示例一: Given s = "hello", return "......
逆转字符串中的元音字母 Reverse Vowels of a String https://leetcode.com/problems/reverse-vowels-of-a-string/ class Solution { public: string reverseVowels(string s) { int len = s.size(); if (len <= 1){ return s; }
class Solution { public String reverseVowels(String s) { String vowels = "aeiouAEIOU"; int i = 0; int j = s.length()-1; char[] str = s.toCharArray(); while(i<j){ char ichar = str[i]; char jchar = str[j]; if(vowels.indexOf(ichar)==-1){ i++; }else if(vowels.index...
class Solution { public: string reverseVowels(string s) { int i,j; i =0; j = s.size()-1; while(i<j){ while(i<j&&s[i]!='a'&&s[i]!='e'&&s[i]!='i'&&s[i]!='o'&&s[i]!='u'&&s[i]!='A'&&s[i]!='E'&&s[i]!='I'&&s[i]!='O'&&s[i]!='U') ...
public class Solution { static final String vowels = "aeiouAEIOU"; public String reverseVowels(String s) { int first = 0, last = s.length() - 1; char[] array = s.toCharArray(); while(first < last){ while(first < last && vowels.indexOf(array[first]) == -1){ ...
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". 这道题让我们翻转字符串中的元音字母,元音字母有五个a,e,i,o,u,需要注意的是大写的也算,所以总...