25 45
1 2 -0.3515625
2 3 0.734375
3 4 -0.3125
1 5 -0.234375
4 5 -0.1171875
1 6 0.8359375
2 7 -0.1953125
6 7 -0.9453125
3 8 -0.953125
7 8 0.2109375
4 9 -0.03125
8 9 0.640625
5 10 -0.4453125
6 10 0.8359375
9 10 -0.7109375
6 11 -0.5703125
7 12 0.0078125
11 12 -0.1796875
8 13 0.171875
12 13 0.5234375
9 14 -0.984375
13 14 0.0234375
10 15 -0.15625
11 15 -0.1953125
14 15 -0.5
11 16 -0.5859375
12 17 0.84375
16 17 0.4765625
13 18 -0.953125
17 18 -0.015625
14 19 -0.328125
18 19 -0.40625
15 20 -0.0859375
16 20 -0.96875
19 20 0.7109375
16 21 -0.171875
17 22 0.9375
21 22 0.546875
18 23 -0.3046875
22 23 0.8203125
19 24 -0.7578125
23 24 0.8671875
20 25 -0.1640625
21 25 0.4921875
24 25 0.765625