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