9
240 180
400 180
240 340
400 340
80 340
80 500
240 500
160 420
320 260
0 1 1 0 1 0 0 0 1
1 0 0 1 0 0 0 0 0
1 0 0 1 1 0 1 2 2
0 0 1 0 0 0 0 0 1
0 0 1 0 0 0 0 1 0
0 0 0 0 1 0 1 0 0
0 0 1 1 0 1 0 1 0
0 0 2 0 1 2 1 0 0
1 2 2 1 0 0 0 0 0
2
