2  0  2  0  0  0  0  0  1 18 10  7  2
 0 10  0  0 18  0  0 17  0  0  1  2  0
 0  5 16 18  0 18 18  0  0  0  0  1  1
16  3  0  0  0  0  0  1 17  0  7  8 15