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题解 | 牛牛的考试

T = eval(input()) for i in range(T): A = input() B = input() C = input() D = input() options = ['A','B','C','D'] length = [len...

2025-08-18

0 16

题解 | 校门外的树

L,M = map(int,input().split()) lis = [1 for _ in range(L+1)] for i in range(M): a,b = map(int,input().split()) if 1 in lis[a:b+1]: lis...

2025-08-18

0 14