50 50

15 17    0 0.3
10 10    0 0.3
 4 19    0 0.3
15 16    0 0.3
 5 17    0 0.3
 1  9    0 0.3
 7 17    0 0.3
 8  9    1 0.3
 9  8    1 0.3
10 17    1 0.3
11  9    1 0.3
25 29    1 0.3
26 25    1 0.3
21 25    1 0.3
21 26    1 0.3
12  8    1 0.3
 5 19    1 0.3
 1 10    1 0.3
32 32    1 0.3
32 36    1 0.3
41 34    2 0.3
25 33    2 0.3
 2 32    2 0.3
 2 36    2 0.3
 1 34    2 0.3
 5 33    2 0.3
25 25    2 0.3
22 25    2 0.3
22 26    2 0.3
25 22    2 0.3
21 22    2 0.3
21 29    2 0.3