7 8
0 9  25 15 3 5 1 -5
0 16 25 20 4 5 1 -9
0 25 25 25 5 5 1 -12
0 16 36 24 4 6 1 -6
0 25 36 30 5 6 1 -11
0 36 36 36 6 6 1 -15
0 25 49 35 5 7 1 -7
