[leetcode-49] Group Anagrams
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๐ข One step
LeetCode-49 Group Anagrams : ์ธ์ด์ ํฌ ex) cat -> act cat note : hint: collections.defaultdict(list)class Solution: def groupAnagrams(self, strs: List[str]) -> List[List[str]]: anagrams = defaultdict(list) for word in strs: anagrams[''.join(sorted(word))].append(word) return list(anagrams.values()) Result : 98ms Memory: 17.2mbdefault_factory: index[x] ์์ x๋ฅผ ์ฐพ์ ์ ์์ ๋ ValueError๋ ๋ฐ์ํ๋ค. ๋ชจ๋ ๊ตฌํ์ด ..