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Group Anagrams
Given an array of strings strs, group the anagrams together.
Given an array of strings strs, group the anagrams together. You can return the answer in any order.
Example 1
Input: strs = ["eat","tea","tan","ate","nat","bat"]
Output: [["bat"],["nat","tan"],["ate","eat","tea"]]
Example 2
Input: strs = [""]
Output: [[""]]
Example 3
Input: strs = ["a"]
Output: [["a"]]
Constraints
- 1 <= strs.length <= 10^4
- 0 <= strs[i].length <= 100
- strs[i] consists of lowercase English letters.
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