12
240 280
320 200
160 200
400 280
400 440
320 520
160 520
80 280
80 440
240 440
320 360
160 360
0 0 0 0 0 0 0 0 0 0 2 2
1 0 1 2 0 0 0 0 0 0 0 0
2 1 0 0 0 0 0 2 0 0 0 0
0 2 0 0 1 0 0 0 0 0 1 0
0 0 0 1 0 2 0 0 0 0 1 0
0 0 0 0 2 0 1 0 0 0 0 0
0 0 0 0 0 1 0 0 2 0 0 0
0 0 2 0 0 0 0 0 1 0 0 0
0 0 0 0 0 0 2 1 0 0 0 0
0 0 0 0 0 1 1 0 0 0 2 2
2 0 0 0 0 0 0 0 0 2 0 2
2 0 0 0 0 0 0 1 1 2 0 0
2
