49. Group Anagrams#35
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| # Step 1 | ||
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| - string毎に、アルファベットが何回出たかをa-zの配列に記録する | ||
| - dictに配列をキーとする、stringを追加していく |
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「tupleをキー」ですかね(コードを見る感じ)
配列はunhashableです
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指摘ありがとうございます。
おっしゃる通り、「tupleをキー」です。配列とtupleを同一視していましたが、hash化のことを考えると間違った表現でした。
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