8

-10	-10	-10
+10	-10	-10
+10	+10	-10
-10	+10	-10
-10	-10	+10
+10	-10	+10
+10	+10	+10
-10	+10	+10

6

4	0 3 2 1
4	4 5 6 7
4	0 1 5 4
4	6 2 3 7
4	1 2 6 5
4 	0 4 7 3


