[i-mprovising] Week 05 solution #1383
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HoonDongKang
approved these changes
May 2, 2025
| min_price = prices[0] | ||
| for p in prices: | ||
| max_profit = max(max_profit, p - min_price) | ||
| min_price = min(min_price, p) |
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저는 조건문을 통해서 min_price를 설정해주었는데, min을 통해 더 깔끔하게 풀이할 수 있다는 것 배워갑니다.
| def groupAnagrams(self, strs: List[str]) -> List[List[str]]: | ||
| group = defaultdict(list) | ||
| for s in strs: | ||
| sorted_str = str(sorted(s)) |
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sorted() 정렬이 포함되어 있는데 시간 복잡도를 O(n)으로 적어주셔서, 이 부분이 의아하여 찾아보니 해설 에서도 O(wlog(w)) 라고 적혀있었습니다.
파이썬에서 정렬의 성능이 O(n)까지 나오는지 궁금합니다 🤔
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strs의 길이인 n을 기준으로 O(n)으로 작성을 했는데, 반복문 내에 단어를 정렬하는 것도 고려를 해야겠네요! 해당 부분 반영하여 시간 복잡도 수정했습니다.
확인 감사합니다!!
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