0
50
0
0
1
2
3
4
2
12
6 6 0 3 0 0 3 0 6 6
 6 0 0 3 3 3 0 0 6 0
0 1 1 1 3 3 1 1 1 0
 0 1 5 5 5 5 5 1 0 0
0 3 7 3 4 4 3 7 3 0
 2 2 0 0 4 0 0 2 2 0
1 1 1 0 1 1 0 1 1 1
 1 1 0 0 1 0 0 1 1 0
0 3 3 0 3 3 0 3 3 0
 0 1 1 1 3 1 1 1 0 0 