#18492. D
D
说明
D输入格式
D输出格式
D4 3
5 2 3 1 4 5
4 1 6 5 4
8 3 2 1 5 8 6 7 100
1 100
1 2 0
1 3 2 0
1 2 3 4 01 4 5
1 5
NULL
4 3
5 2 3 1 4 5
4 1 6 5 4
8 3 2 1 5 8 6 7 100
1 100
1 2 0
1 3 2 0
1 2 3 4 01 4 5
1 5
NULL
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