leetcode刷题557 反转字符串中的单词III Reverse Words in a String III(简单) Python 题目大意: 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...
Python Code: # Define a function 'reverse_string_words' that takes a string 'text' as input.# The function splits the input text into lines, reverses the words within each line, and returns the result.defreverse_string_words(text):forlineintext.split('\n'):return(' '.join(line.split...
代码:oj在线测试通过 Runtime: 172 ms 1classSolution:2#@param s, a string3#@return a string4defreverseWords(self, s):5words = s.split('')67iflen(words) < 2:8returns910tmp =""11forwordinwords:12word = word.replace('','')13ifword !="":14tmp = word +""+tmp1516tmp =tmp.str...
链接:https://leetcode-cn.com/problems/reverse-words-in-a-string python # 翻转字符串里的单词 class Solution: def reverseWords(self, s: str)->str: """ 双指针,字符串的综合操作 解题思路如下: -1.移除多余空格 -1.1 rm开头空字符,遇空left指针++,遇非空停止 -1.2 rm结尾字符,遇空right--,遇...
函数可以更清晰一点。。 明天再优化。。 看书的时候,发现其实可以尝试一下split方法。。 classSolution(object):defreverseWords(self,s):""":type s: str:rtype: str"""words=s.split()words.reverse()return' '.join(words) 这个在python里面算快......
1classSolution:2#@param s, a string3#@return a string4defreverseWords(self, s):5ss = s.split("")6ss = filter(lambdax:x!="",ss)7l =len(ss)8foriinrange(l/2):9ss[i],ss[l-1-i] = ss[l-1-i],ss[i]10s = ("").join(ss)11returns ...
LeetCodeOJ--Reverse Words in a String(python版本),Givenaninputstring,reversethestringwordbyword.Forexample,Givens="theskyisblue",return"blueisskythe".clicktoshowclarification.Clarification:Whatconstitutes
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,...
考虑几个特殊的情况 1.若字符窜s=" " 2.字符窜s=“a b d e” 3.字符窜s=“ a”然后在s后面+上一个‘ ’,每次遇到s[i]为空格,s[i-1]不为空格的时候为一个单词 class Solution { public: void reverseWords(string &s)...
151. Reverse Words in a String Given an input string, reverse the string word by word. Example 1: Input: "the sky is blue" **Output: **"blue is sky the" Example 2: Input: " hello world! " **Output: **"world! hello" Explanation: Your reversed string should not contain leading...