제출 #126159

4 2
1 0
0 1
0 1
0 0
4 1 4
3 1 3

2

3

6 2
1 1
0 1
1 1
1 1
0 1
0 1
6 1 4
5 1 2

1

2

6 2
1 1
1 1
1 1
0 1
0 1
0 1
5 1 4
4 1 3

2

3