 18 15 6
0 1 0 1 0 0 1 0 1 0 0 0 1 0 0 0 1 0
 8 15 17
 6 9 12
 6 10 17
 7 8 11
 3 8 17
 3 9 18
 2 6 15
 11 13 15
 4 11 14
 7 14 15
 2 5 10
 9 10 16
 4 6 8
 1 7 14
 6 12 17
