publicString reverseWords(String s) { String[] words = s.split("\\s+");// regular expression StringBuffer sb =newStringBuffer(); for(inti = words.length -1; i >=0; --i){ sb.append(words[i] +" "); } returnsb.toString().trim();//trim是去除字符串的首尾空格 }...
02 第一种解法 将s按照空格拆分为字符串数组,然后对数组中的每一个元素做翻转,再以空格拼接,作为结果返回。 publicStringreverseWords(Strings) {String[] arr = s.split(" ");StringBuilderresult =newStringBuilder();for(int i=0; i<arr.length; i++) {Stringss = arr[i];StringBuildersb =newStringBui...
The given string is: Reverse words in a given string The new string after reversed the words: string given a in words Reverse Flowchart: Sample Solution-2: Main.java Code: //MIT License: https://bit.ly/35gZLa3importjava.util.concurrent.TimeUnit;publicclassMain{privatestaticfinalStringTEXT="...
public String reverseWords(String s) { StringBuilder result = new StringBuilder(); String[] Words = s.split(" "); int len = Words.length; for(int i=0;i<len;i++){ String Word = Words[i]; int len1 = Word.length(); int l = len1/2; char[] x = Word.toCharArray(); for(int...
Reverse Words in a String Difficulty: MediumMore:【目录】LeetCode Java实现DescriptionGiven an input string, reverse the string word by word.Example: Input: "the sky is blue", Output: "blue is sky the". Note:A word is defined as a sequence of non-space characters. Input string may ...
voidreverseWords(string&s){string ss;int i=s.length()-1;while(i>=0){while(i>=0&&s[i]==' ')//处理多个空格的情况{i--;}if(i<0)break;if(ss.length()!=0)ss.push_back(' ');string temp;for(;i>=0&&s[i]!=' ';i--)temp.push_back(s[i]);reverse(temp.begin(),temp.end...
【Java】【LeetCode】151. Reverse Words in a String 题目: Given an input string, reverse the string word by word. Example 1: Example 2: Example 3: Note: A word is defined as a sequence of non-space characters. Input string may contai...LeetCode 151. Reverse Words in a String ...
Reverse Words in a String -- LeetCode 原题链接:http://oj.leetcode.com/problems/reverse-words-in-a-string/ 这道题是字符串处理的题目,我们先介绍一种很直接的做法,就是类似于java中String::split函数做的操作,把字符串按空格分开,不过我们把重复的空格直接忽略过去。接下来就是把得到的结果单词反转过来...
Java Code: // Importing the required Java utilities packageimportjava.util.*;// Defining a class named SolutionpublicclassSolution{// Method to reverse the words in a given stringpublicstaticStringreverse_str_word(Stringinput_sentence){// Checking if the input string is nullif(input_sentence==nu...
AC Java: AI检测代码解析 1classSolution {2publicString reverseWords(String s) {3if(s ==null|| s.length() == 0){4returns;5}67intlen =s.length();8char[] charArr =s.toCharArray();910intlo = 0;11for(inti = 0; i<=len; i++){12if(i==len || charArr[i]==' '){13reverse(...