[wozlsla] WEEK 03 solutions #1802
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@hyogshin 리뷰 및 승인 부탁드립니다 |
printjin-gmailcom
approved these changes
Aug 10, 2025
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| class Solution: | ||
| def combinationSum(self, candidates: List[int], target: int) -> List[List[int]]: | ||
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candidates.sort()를 함수 시작 부분에 추가하면 불필요한 탐색을 줄일 수 있음
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| # 기저조건 2 | ||
| if total == target: # sum to target 찾음 | ||
| result.append(nums[:]) # 복사본 추가 |
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nums[:] 복사 대신 list(nums)도 동일한 효과를 내며 가독성이 조금 좋아질 것 같습니다
| for i in range(len(nums)): # O(N) | ||
| for j in range(i, len(nums)): # O(N) | ||
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| max_total = max(sum(nums[i : j + 1]), max_total) # O(N) |
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sum()이 매번 새로 계산돼서 비효율적일 것 같습니다
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