0	1	0.0
0	2	2.0
0	3	2.0
0	4	0.0
0	5	0.0
0	6	0.0
1	2	0.0
1	3	0.0
1	4	0.0
1	5	0.0
1	6	0.0
2	3	2.0
2	4	0.0
2	5	0.0
2	6	0.0
3	4	0.0
3	5	0.0
3	6	0.0
4	5	2.0
4	6	0.0
5	6	0.0
