10
80 180
200 180
80 300
200 300
400 180
400 340
200 540
400 540
240 420
360 420
0 1 1 0 0 0 0 0 0 0
1 0 0 1 1 0 0 0 0 0
1 1 0 1 0 0 0 0 0 0
0 1 1 0 0 2 1 0 0 0
0 1 0 0 0 1 0 0 0 0
0 0 0 2 1 0 0 1 0 0
0 0 0 1 0 0 0 0 1 0
0 0 0 0 0 1 0 0 0 1
0 0 0 0 0 0 1 0 0 1
0 0 0 0 0 0 0 1 0 0
2
