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# | Author | Problem | Lang | Verdict | Time | Memory | Sent | Judged | |
---|---|---|---|---|---|---|---|---|---|
98333757 |
Practice: LintuStorm |
1438B - 22 | Python 3 | Accepted | 109 ms | 792 KB | 2020-11-13 22:35:31 | 2020-11-13 22:35:31 |
for _ in range(int(input())): print('NO' if int(input())==len(set(input().split())) else 'YES')
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