560. Subarray Sum Equals K#34
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hiro111208 wants to merge 2 commits into
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nodchip
reviewed
May 17, 2026
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| 空間計算量: $O(1)$ | ||
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| - しかし上記ではTime Limit Exceededになった。 |
h-masder
reviewed
May 19, 2026
| class Solution: | ||
| def subarraySum(self, nums: List[int], k: int) -> int: | ||
| prefix_sum_to_count = {0: 1} | ||
| prefix_sum = 0 |
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細かいですが、
prefix_sum = 0
prefix_sum_to_count = {0: 1}の順番のほうが読みやすいです。
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