Leetcode - 49. Group Anagrams

문제

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LeetCode

정답

from typing import Collection


class Solution:
    def groupAnagrams(self, strs: List[str]) -> List[List[str]]:
        anagrams = collections.defaultdict(list)

        for word in strs:
            anagrams[''.join(sorted(word))].append(word)

        return anagrams.values()