제출 #17686

1
8 9 4
2 3
1 2
1 3
1 4

2

1

1
2 5 9
0 1
1 2
0 0
1 1
0 3
1 4
0 2
1 0
1 3

2

1

2
1 10 1
0 5
5 6 8
4 4
2 4
3 4
4 3
2 3
3 3
3 2
3 5

1
2

1
1