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# Runtime: 58 ms (Top 23.2%) | Memory: 16.30 MB (Top 28.6%)
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class Solution:
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def specialArray(self, nums: List[int]) -> int:
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nums.sort()
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for i in range(max(nums) + 1):
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y = len(nums) - bisect.bisect_left(nums, i)
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if y == i:
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return i
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return -1

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WPM •0 •0

100%

ACC •0 •0

0s

TIME •0