版权声明: 本文为博主Bravo Yeung(知乎UserName同名)的原创文章,欲转载请先私信获博主允许,转载时请附上网址 http://blog.csdn.net/lzuacm. Leetcode 557. 反转字符串中的单词 III - 题解 Leetcode 557. Reverse Words in a String III 在线提交: https://leetcode.com/problems/reverse-words-in-a-string-iii/description/ 题…

557. 反转字符串中的单词 III 给定一个字符串,你需要反转字符串中每个单词的字符顺序,同时仍保留空格和单词的初始顺序. 示例 1: 输入: "Let's take LeetCode contest" 输出: "s'teL ekat edoCteeL tsetnoc" 注意:在字符串中,每个单词由单个空格分隔,并且字符串中不会有任何额外的空格. class Solution { public String reverseWords(String s) { Str…

反转字符串中的单词III 给定一个字符串,你需要反转字符串中每个单词的字符顺序,同时仍保留空格和单词的初始顺序. 示例 1: 输入: "Let's take LeetCode contest" 输出: "s'teL ekat edoCteeL tsetnoc"  注意:在字符串中,每个单词由单个空格分隔,并且字符串中不会有任何额外的空格. 实现思路: 刚看题目心想直接用String.split会不会更容易些,不过这样就失去了这个算法的意义了.还是采用最原始的方法,先…

1.题目描述 给定一个字符串,你需要反转字符串中每个单词的字符顺序,同时仍保留空格和单词的初始顺序. 示例 1: 输入: "Let's take LeetCode contest" 输出: "s'teL ekat edoCteeL tsetnoc" 注意:在字符串中,每个单词由单个空格分隔,并且字符串中不会有任何额外的空格. 2.一般解法 class Solution { public: string reverseWords(string s) { ) retur…

# Leetcode 557 反转字符串中的单词III### 题目描述 给定一个字符串,你需要反转字符串中每个单词的字符顺序,同时仍保留空格和单词的初始顺序. **示例1:** 输入: "Let's take LeetCode contest" 输出: "s'teL ekat edoCteeL tsetnoc" class Solution: def reverseWords(self, s: str) -> str: ls = s.split() for i…

给定一个字符串,你需要反转字符串中每个单词的字符顺序,同时仍保留空格和单词的初始顺序. 示例 1: 输入: "Let's take LeetCode contest" 输出: "s'teL ekat edoCteeL tsetnoc"  注意:在字符串中,每个单词由单个空格分隔,并且字符串中不会有任何额外的空格. 思路:先将给定的字符串(s)中的单词拆分出来(str),然后单个处理每个单词,拼接成一个新的字符串(ans),返回ans. 总结: static cons…

题目: 给定一个字符串,你需要反转字符串中每个单词的字符顺序,同时仍保留空格和单词的初始顺序. 示例 1: 输入: "Let's take LeetCode contest" 输出: "s'teL ekat edoCteeL tsetnoc"  注意:在字符串中,每个单词由单个空格分隔,并且字符串中不会有任何额外的空格. 来源:力扣(LeetCode) 解题python class Solution(object): def reverseWords(self, s…

class Solution: # 定义一个反转字符串的函数. def str_rever(self,s): length = len(s) s1 = '' for index in range(length - 1,-1,-1): s1 += s[index] return s1 def reverseWords(self, s: str) -> str: # 首先将字符串分片 str_list = s.split(" ") last_str = '' # 然后将分片后的字符串…

Given an input string, reverse the string word by word. A word is defined as a sequence of non-space characters.The input string does not contain leading or trailing spaces and the words are always separated by a single space.For example,Given s = "t…

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…