LeetCode题解(0275):H指数II(Python)

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2022-02-24


题目:​​原题链接​​(中等)

标签:二分查找、数组

解法

时间复杂度

空间复杂度

执行用时

Ans 1 (Python)

O ( l o g N )

O ( 1 )

40ms (85.20%)

Ans 2 (Python)

Ans 3 (Python)

解法一:

class Solution:
def hIndex(self, citations: List[int]) -> int:
if not citations:
return 0

left, right = 0, len(citations)
while left < right:
mid = (left + right + 1) // 2
if citations[-mid] < mid:
right = mid - 1
else:
left = mid
return left



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