25 45
1 2 -0.078125
2 3 0.484375
3 4 -0.125
1 5 -0.2109375
4 5 0.734375
1 6 -0.53125
2 7 0.6640625
6 7 0.7734375
3 8 -0.890625
7 8 0.46875
4 9 0.828125
8 9 0.1484375
5 10 -0.046875
6 10 0.5234375
9 10 0.1171875
6 11 -0.7109375
7 12 -0.0703125
11 12 0.8046875
8 13 0.65625
12 13 0.734375
9 14 0.8203125
13 14 -0.4453125
10 15 -0.5
11 15 0.8046875
14 15 0.078125
11 16 0.3828125
12 17 0.859375
16 17 0.40625
13 18 0.671875
17 18 -0.5390625
14 19 0.4765625
18 19 -0.421875
15 20 -0.390625
16 20 0.078125
19 20 0.421875
16 21 0.90625
17 22 -0.5859375
21 22 0.5625
18 23 -0.21875
22 23 0.46875
19 24 0.8515625
23 24 -0.3359375
20 25 0.109375
21 25 -0.796875
24 25 0.828125