HackerRank－Python攻城歷程-3.List( Find the Second Largest Number )
1 if __name__ == '__main__': 2 n = int(input()) 3 arr = map(int, input().split()) 4 print(sorted(list(set(arr)))[-2])
1 if __name__ == '__main__': 2 n = int(input()) 3 arr = map(int, input().split()) 4 print(sorted(list(set(arr)))[-2])
