anagram会被映射到同一组中。 1classSolution {2public:3vector<vector<string>> groupAnagrams(vector<string>&strs) {4sort(strs.begin(), strs.end());5unordered_map<string, vector<string> >dict;6for(inti =0, n = strs.size(); i < n; i++)7{8stringb =strs[i];9sort(b.begin(),...
leetcode -- Group Anagrams -- 简单重点 这种最直观n^2复杂度问题,要想到hash table。 anagram的意思是:abc,bac,acb就是anagram。即同一段字符串的字母的不同排序。将这些都找出来。这里使用了哈希表,即Python中的dict。针对前面的例子来讲,映射为{abc:abc,bac,acb}。 my code: class Solution(object): de...
All inputs will be in lower-case. Update (2015-08-09): The signature of the function had been updated to returnlist<list<string>>instead oflist<string>, as suggestedhere. If you still see your function signature return alist<string>, please click the reload buttonto reset your code defi...
Given an array of strings, group anagrams together. Example: Input: ["eat", "tea", "tan", "ate", "nat", "bat"], Output: [ ["ate","eat","tea"], ["nat","tan"], ["bat"] ] Note: All inputs will be in lowercase. The order of your output does not matter. 1. 2. 3. ...
File metadata and controls Code Blame 21 lines (18 loc) · 455 Bytes Raw package main func groupAnagrams(strs []string) [][]string { anagramMap := make(map[[26]int][]string) for _, s := range strs { var count [26]int for _, c := range s { count[c - 'a']++ } anag...
<h2><a href="https://leetcode.com/problems/group-anagrams">Group Anagrams</a></h2> <img src='https://img.shields.io/badge/Difficulty-Medium-orange' alt='Difficulty: Medium' /><hr><p>Given an array of strings <code>strs</code>, group the <span data-keyword="anagram">anagrams</...
49. 字母异位词分组 - 给你一个字符串数组,请你将 字母异位词 组合在一起。可以按任意顺序返回结果列表。 字母异位词 是由重新排列源单词的所有字母得到的一个新单词。 示例 1: 输入: strs = ["eat", "tea", "tan", "ate", "nat", "bat"] 输出: [["bat"],["nat","ta
Given an array of strings strs, groupthe anagramstogether. You can return the answer inany order. AnAnagramis a word or phrase formed by rearranging the letters of a different word or phrase, typically using all the original letters exactly once. ...
(tmp);}}returnres;}public booleanisAnagram(String s,String t){if(s.length()!=t.length()){//长度都不相同还怎么可能是returnfalse;}int[]arr=newint[26];for(int i=0;i<s.length();i++){arr[s.charAt(i)-'a']++;arr[t.charAt(i)-'a']--;}for(int i=0;i<s.length();i++){...
[LeetCode] 49. Group Anagrams Given an array of strings strs, group the anagrams together. You can return the answer in any order. An Anagram is a word or phrase formed by rearranging the letters of a different word or phrase, typically using all the original letters exactly once....