0 0 1 1 1 0 0 0 0
0 0 1 4 1 0 0 0 0
0 0 1 2 1 1 1 1 0
1 1 1 2 2 2 4 1 0
1 4 2 2 2 1 1 1 0
1 1 1 1 2 1 0 0 0
0 0 0 1 4 1 0 0 0
0 0 0 1 1 1 0 0 0
0 0 0 0 0 0 0 0 0
4 3
4
3 3
3 5
5 4
4 2