7 7
 -20 1 48 35 -96 24 14
 1 -2 6 -8 -16 0 0
 48 6 -116 -44 246 -48 -28
 35 -8 -44 -84 72 -34 -26
 -96 -16 246 72 -530 96 56
 24 0 -48 -34 96 -24 -14
 14 0 -28 -26 56 -14 -18
