제출 #21946

2
1 2
2
2 2
2 1

1 None
2 (1, 0)
[0, 0, 0]
[0, 1, 1]
[0, 1, 2]
2
1

2
1

8
1 2
2 3
1 4
2 5
3 6
6 7
5 8
1
3 4

1 None
2 (1, 0)
3 (2, 1)
4 (1, 0)
5 (2, 1)
6 (3, 2)
7 (6, 3)
8 (5, 2)
[0, 0, 0, 0, 0, 0, 0, 0, 0]
[0, 1, 1, 1, 1, 1, 1, 1, 1]
[0, 1, 2, 2, 1, 2, 2, 2, 2]
[0, 1, 2, 3, 1, 2, 3, 3, 2]
[0, 1, 1, 1, 4, 1, 1, 1, 1]
[0, 1, 2, 2, 1, 5, 2, 2, 5]
[0, 1, 2, 3, 1, 2, 6, 6, 2]
[0, 1, 2, 3, 1, 2, 6, 7, 2]
[0, 1, 2, 2, 1, 5, 2, 2, 8]
1

1

3
1 2
1 3
8
3 3
2 2
2 3
2 1
3 3
3 3
3 2
3 1

1 None
2 (1, 0)
3 (1, 0)
[0, 0, 0, 0]
[0, 1, 1, 1]
[0, 1, 2, 1]
[0, 1, 1, 3]
3
2
1
1
3
3
1
1

3
2
1
1
3
3
1
1