10 7
5 6
0 0
1	1	1	1	1	1	1	1	1	0
1	0	1	1	0	0	0	1	1	0
1	0	1	1	0	0	0	0	1	0
1	0	0	0	0	0	1	1	1	0
1	0	0	0	0	0	1	1	-1	1
1	1	1	1	1	1	1	1	1	1
0	0	1	1	0	0	0	0	0	0
