Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". 解析:将字符串中的单词逆序输出 借助一个堆栈,从前向后遍历字符串,遇到空,跳过,直到非空字符,拼接word,等再次遇到空时,得到一个word,加入堆栈, 以此类推,直到遍历到s...
Reverse Words in a String (JAVA) Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". 1publicclassSolution {2publicString reverseWords(String s) {3if(s.equals(""))returns;4String arr[]=s.split(" ");5Strin...
1. Java Program to Reverse the Characters of a String We canreverse a string by charactereasily, using aStringBuilder.reverse()method. StringblogName="HowToDoInJava.com";Stringreverse=newStringBuilder(string).reverse();System.out.println("Original String -> "+blogName);System.out.println("Rever...
String[] each_words = str1.split(" "); String revString = ""; // Iterate through each word in the array. for (int i = 0; i < each_words.length; i++) { String word = each_words[i]; String reverseWord = ""; // Reverse each word character by character. for (int j = wo...
Given an input string,reverse the string word by word.For example,Given s="the sky is blue",return"blue is sky the". 比较基础的一个题,拿到这个题,我的第一想法是利用vector来存每一个子串,然后在输出,这是一个比较简单的思路,此外,还有第二个思路,就是对所有的字符反转,然后在针对每一个子串反转...
Leetcode: Reverse Words in a String 题目: Given an input string, reverse the string word by word. For example, Given s = “the sky is blue”, return “blue is sky the”. 思路一: 先休整下给定的字符串,去掉其中的多于一个的空格,就是使所有单词之间的空格都变成一个,然后去掉最后面的空格,...
Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". 1 public class Solution_Reserse { 2 public String reverseWords(String str){ 3 String str_result = ""; ...
8. Reverse a String Word by Word Write a Python class to reverse a string word by word. Sample Solution: Python Code: classpy_solution:defreverse_words(self,s):return' '.join(reversed(s.split()))print(py_solution().reverse_words('hello .py')) ...
557.Reverse Words in a String III(String-Easy) Example 1: 代码语言:javascript 代码运行次数:0 AI代码解释 Input:"Let's take LeetCode contest"Output:"s'teL ekat edoCteeL tsetnoc" Note:In the string, each word is separated by single space and there will not be any extra space in the ...
Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". Update (2015-02-12): For C programmers: Try to solve itin-placeinO(1) space. click to show clarification. ...