7 7 7
7 6 5 4 3 2 1
4 4 1 1 1 3 1
1 0 1 1 1 1 0
1 0 0 1 8 1 0
0 0 1 1 8 1 0
1 1 1 1 8 1 0
0 0 1 1 1 1 0
1 5
0 1 0 3
2 1 2 1
3 1 3 0
4 1 5 1
3 3 3 2
3 4 4 4
2 5 0 5
