13
0 0 0 1 1 1 0 0 0 1 1 0
0 0 0 1 1 1 0 0 1 0 1 1
0 0 0 1 1 1 0 0 0 1 1 1
0 0 0 1 1 1 -1 -1 -1 2 2 -1
0 0 0 1 1 0 0 0 0 1 1 1 
0 0 1 0 1 1 0 0 0 1 1 1 
0 0 0 1 1 1 0 0 0 1 1 1 
-1 -1 -1 2 2 -1 0 0 0 1 1 1 
0 0 0 1 1 1 10 10 10 11 11 11
0 0 0 1 1 1 -10 -10 -10 -11 -11 -11
0 0 2 0 1 2 0 1 2 1 1 -1
0 0 0 1 1 1 -1 -1 -1 2 2 2
-1 -1 -1 2 2 2 0 0 0 1 1 1