8 36
1 1 0.0
1 2 -1.155687076602914
1 3 0.0
1 4 0.0
1 5 0.0
1 6 0.0
1 7 0.0
1 8 0.0
2 2 0.0
2 3 -0.7422597131979232
2 4 0.0
2 5 0.0
2 6 0.0
2 7 0.0
2 8 0.0
3 3 0.0
3 4 -1.4936764143914847
3 5 0.0
3 6 0.0
3 7 0.0
3 8 0.0
4 4 0.0
4 5 -1.8463222644083856
4 6 0.0
4 7 0.0
4 8 0.0
5 5 0.0
5 6 -0.9808491600788332
5 7 0.0
5 8 0.0
6 6 0.0
6 7 -0.7588642673180241
6 8 0.0
7 7 0.0
7 8 -0.17106101509960253
8 8 0.0