2
3	3
0	1.75	-0.75
0	1	-1
0	-1	-1
0	-3	-0.5
0	2	-0.5
4.5	5.5	-0.5
5.5	1	-0.5
0	-3	-0.25
0	2	0.5
4.5	5.5	0.5
5.5	1	0.5
0	-3	0.25
0	1.75	0.75
0	1	1
0	-1	1
0	-3	0.5
3	3
0	1.75	0.75
0	1	1
0	-1	1
0	-3	0.5
0	2	0.5
-4.5	5.5	0.5
-5.5	1	0.5
0	-3	0.25
0	2	-0.5
-4.5	5.5	-0.5
-5.5	1	-0.5
0	-3	-0.25
0	1.75	-0.75
0	1	-1
0	-1	-1
0	-3	-0.5