10 37 4
1 1 1 1 1 1 3 4 2 4 3 2 1 2 4 4 1 2 4 2 4 1 2 1 2 1 3 4 2 4 1 4 1 4 1 4 1
0 4 0 0 4 1 0 0 2 0
0 1 0 0 1 2 0 0 0 2
0 1 3 4 2 0 0 4 0 1
0 0 0 0 1 4 0 1 0 0
0 0 0 1 0 0 0 0 0 0
0 0 0 4 0 0 0 0 0 4
0 4 0 0 0 0 0 0 1 4
0 0 0 0 2 0 4 0 3 0
0 0 2 1 0 0 0 0 4 0
0 0 0 2 0 0 0 0 2 3
