5
-1  0 -1 -1 -1  0 0
-1 -1  0  0  0  1 0
 0  0  1 -1  2  0 0
-1  2  0 -1  0 -1 0
-1  1  0  0  0  1 0
0
5 5 2
-1  0 -1
-1 -1  0
-1  2  0
-1  1  0
 0  0  1
-1  0 -1 -1 -1  0 0 1
-1 -1  0  0  0  1 0 1
 0  0  1 -1  2  0 0 1
-1  2  0 -1  0 -1 0 1
-1  1  0  0  0  1 0 1
