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