25 45
1 2 0.125
2 3 -0.8125
3 4 -0.6328125
1 5 0.8203125
4 5 0.3125
1 6 0.734375
2 7 0.8671875
6 7 0.5625
3 8 -0.921875
7 8 0.078125
4 9 0.7734375
8 9 -0.59375
5 10 -0.3203125
6 10 -0.4765625
9 10 -0.578125
6 11 0.15625
7 12 0.4140625
11 12 0.0390625
8 13 0.5859375
12 13 0.671875
9 14 -0.25
13 14 0.796875
10 15 0.5234375
11 15 0.796875
14 15 -0.8125
11 16 -0.4453125
12 17 0.1796875
16 17 -0.7265625
13 18 -0.2734375
17 18 0.640625
14 19 -0.046875
18 19 0.890625
15 20 0.765625
16 20 0.546875
19 20 -0.5234375
16 21 0.0859375
17 22 0.6796875
21 22 0.421875
18 23 0.3984375
22 23 0.28125
19 24 0.8515625
23 24 0.453125
20 25 -0.3125
21 25 -0.2578125
24 25 0.4375