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  1. from itertools import count
  2.  
  3. def solution(A, N) -> int:
  4.     for i in count(1):
  5.         if i not in A:
  6.             return i
  7.  
  8. assert solution([1, 3, 6, 4, 1, 2], 6) == 5
  9. assert solution([1, 2, 3], 3) == 4
  10. assert solution([-1, -3], 2) == 1
Success #stdin #stdout 0.02s 9388KB
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https://ideone.com/m1C0qZ
language:
Python 3 (python  3.9.5)
created:
6 years ago
visibility:
public

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