A sequence of non-space characters constitutes a word. Could the input string contain leading or trailing spaces? Yes. However, your reversed string should not contain leading or trailing spaces. How about multiple spaces between two words? Reduce them to a single space in the reversed string. ...
Reduce them to a single space in the reversed string. 一次遍历,将所有遇到的单词加在头部。 classSolution {public:voidreverseWords(string&s) {stringrs ="";inti =0;while(true) {//skip leading spacewhile(i < s.size() && s[i] =='') i++;stringword ="";//s[i] points to first no...
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,给最前面加一个空格。这样每次遇到空格的时候,前...
Can you solve this real interview question? Reverse Words in a String - Given an input string s, reverse the order of the words. A word is defined as a sequence of non-space characters. The words in s will be separated by at least one space. Return a s
题目链接:https://leetcode.com/problems/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: easy 算法: public String reverseWords(String s) { ...
Can you solve this real interview question? Reverse Words in a String - Given an input string s, reverse the order of the words. A word is defined as a sequence of non-space characters. The words in s will be separated by at least one space. Return a s
Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". 注:该题目已有大神实现了,地址为 https://blog.csdn.net/lanxu_yy/article/details/38827845,但使用的是C++语言。
The input string does not contain leading or trailing spaces and the words are always separated by a single space. For example, Given s = "the sky is blue", return "blue is sky the". Could you do it in-place without allocating extra space?
LeetCode:Reverse Words in a String Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". 1classSolution {2public:3voidreverseWords(string&s)4{5//从前往后扫描6stringres, word;7for(inti = s.size()-1; i >=...
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 contain leading o...leetcode: Reverse Words in a String 问题描述: Given an input string, reverse the string word...