제출 #39942

3 3
2 0 0
0 0 6
0 2 0

1

2

2 6
0 0 2 0 0 0
0 0 3 0 0 6

0

2

4 7
6 0 0 0 0 0 0
3 1 0 6 6 6 0
6 0 6 0 0 0 2
0 0 0 3 0 0 0

5

9