10 14
2 0 0 0 0 0 0 0 0 0 0 4 0 0
0 3 0 0 3 1 2 0 0 0 0 0 2 0
0 0 2 2 0 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 2 0 0 0 0 0 0
0 0 0 0 0 0 0 0 1 0 0 0 0 0
0 0 0 0 0 0 0 0 0 2 0 0 0 0
0 0 0 0 0 0 0 0 0 0 3 0 0 1
0 0 0 0 0 0 0 1 0 0 0 0 0 0
0 0 0 0 0 0 2 0 0 0 0 0 0 1