0 3 3 8 1
0 4 6 12 2
0 7 10 15 3
1 8 15 20 4
1 6 -3 -4 5
1 4 -5 -7 6
0 2 -8 -11 7
-1 0 -10 -15 8
-1 -2 -16 -23 10
-1 -4 -19 -27 11
