50
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 
-3 -3 -1 3 -3 -2 -1 -1 -3 -1 -3 1 -1 3 1 3 1 -2 3 3 2 -3 2 2 2 1 -3 -1 -2 -3 -3 -2 2 3 1 -2 1 -1 -3 -2 -1 2 1 2 -1 -3 3 1 2 1