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  1. Prepare
  2. Python
  3. Sets
  4. Set .symmetric_difference() Operation
  5. Discussions

Set .symmetric_difference() Operation

  • MaryamTSelim
     + 1 comment

    This feels quick

    if __name__ == '__main__':
    n = int(input())
    arr = list(map(int, input().split()))
    arr.sort()
    arr = list(set(arr))
    print(arr[len(arr)-2])