10
240 200
120 300
360 300
40 300
40 200
120 400
360 400
240 500
440 400
440 500
0 2 1 0 1 0 0 0 0 0
2 0 1 1 0 1 0 0 0 0
1 1 0 0 0 1 1 0 0 0
0 1 0 0 1 0 0 0 0 0
1 0 0 1 0 0 0 0 0 0
0 1 1 0 0 0 1 1 0 0
0 0 1 0 0 1 0 2 1 0
0 0 0 0 0 1 2 0 0 1
0 0 0 0 0 0 1 0 0 1
0 0 0 0 0 0 0 1 1 0
1
