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. SOLUTION 1: 1. 先处理原字符串: 使用strim把前后的空格...
https://oj.leetcode.com/problems/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". publicclassSolution {publicstaticString reverseWords(String s) { String[] strs= s.split(" "); ...
Lintcode53 Reverse Words in a String solution 题解 【题目描述】 Given an input string, reverse the string word by word. 给定一个字符串,逐个翻转字符串中的每个单词。 【题目链接】 http://www.lintcode.com/en/problem/reverse-words-in-a-string/ 【题目解析】 这道题让我们翻转字符串中的单词,题...
# @param s, a string # @return a string def reverseWords(self, s): if len(s) == 0: return '' words = s.split(' ') i = 0 while i < len(words): if words[i] == '': del words[i] else: i = i + 1 if len(words) == 0: return '' words.reverse() result = '' ...
Can you solve this real interview question? Reverse Words in a String III - Given a string s, reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order. Example 1: Input: s = "Let's take
Loop through each element in themessagearray, reverse it and store this element innewMessagearray. Join "word" strings from the arraynewMessage, using a space again, to create the desired single string to write to the console. The final result of this example solution. ...
Loop through each element in themessagearray, reverse it and store this element innewMessagearray. Join "word" strings from the arraynewMessage, using a space again, to create the desired single string to write to the console. The final result of this example solution. ...
Solution1 Code: publicclassSolution{publicStringreverseWords(Strings){if(s==null)returnnull;char[]a=s.toCharArray();intn=a.length;// step 1. reverse the whole stringreverse(a,0,n-1);// step 2. reverse each wordreverseWords(a,n);// step 3. clean up spacesreturncleanSpaces(a,n);}...
in-place算法一般要使用两个指针,一个指针负责遍历,另一个指针负责拷贝覆盖。 时间复杂度 O(n) 空间复杂度 O(1) 代码 classSolution{public:voidreverseWords(string&s){reverse(s.begin(),s.end());intk=0;for(inti=0;i<s.size();i++){if(s[i]!=' '){if(k!=0)s[k++]=' ';intj=i;whi...
[1562星][1m] [C] p-gen/smenu Terminal utility that reads words from standard input or from a file and creates an interactive selection window just below the cursor. The selected word(s) are sent to standard output for further processing. [1562星][19d] [Java] gchq/gaffer A large-scale...