【Grind75Hard】4問目295. Find Median from Data Stream #64
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oda
reviewed
May 9, 2024
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| def addNum(self, num: int) -> None: | ||
| index = bisect_left(self.nums, num) | ||
| self.nums.insert(index, num) |
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oda
reviewed
May 9, 2024
| def findMedian(self) -> float: | ||
| if len(self.nums) % 2: | ||
| return float(self.nums[len(self.nums) // 2]) | ||
| else: |
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あ、else不要でしたね。
書いているときは気付けなかったのですが、ない方が読みやすいと思いました。
oda
reviewed
May 9, 2024
| self.nums.insert(index, num) | ||
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| def findMedian(self) -> float: | ||
| if len(self.nums) % 2: |
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一瞬どっちか分からなくなるので、趣味の範囲なら==1書くようにします。
liquo-rice
reviewed
May 10, 2024
| @@ -0,0 +1,16 @@ | |||
| class MedianFinder: | |||
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Level 3でsorted arrayに挿入の解法を選んだ理由はありますか？
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アルゴリズムの分かりやすさと実装の容易さで選びました。
level1のheapの解法の方が高速ですが、分かりづらいかと思いやめました。
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問題
https://leetcode.com/problems/find-median-from-data-stream/