https://leetcode.com/problems/group-anagrams/description/
Given an array of strings strs, group the anagrams together. You can return the answer in any order.
Input: strs = ["eat","tea","tan","ate","nat","bat"]
Output: [["bat"],["nat","tan"],["ate","eat","tea"]]
Explanation:
- There is no string in
strsthat can be rearranged to form "bat". - The strings "nat" and "tan" are anagrams as they can be rearranged to form each other.
- The strings "ate", "eat", and "tea" are anagrams as they can be rearranged to form each other.
Input: strs = [""]
Output: [[""]]
Input: strs = ["a"]
Output: [["a"]]
1 <= strs.length <= 104
0 <= strs[i].length <= 100
strs[i] consists of lowercase English letters.