Leetcode - Longest Consecutive Sequence (Python)

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June 2021 Leetcode Challenge
Leetcode - Longest Consecutive Sequence #128
Difficulty: Medium
  1. Timothy H Chang
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Комментарии
Автор

its o(n) but its space complexity sucks could you please help with that

gracemann
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This is very helpful, Thanks! In the second last line, why are we subtracting start from n?

aly
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may I know for HashSet solution why we use' if not in'' condition, why we can't use if 'n - 1 in nums'. Thanks

AdenGolden