25 45
1 2 0.515625
2 3 0.25
3 4 0.5859375
1 5 -0.7890625
4 5 -0.2734375
1 6 -0.328125
2 7 -0.8671875
6 7 -0.9140625
3 8 0.953125
7 8 -0.6171875
4 9 0.546875
8 9 0.734375
5 10 0.515625
6 10 -0.140625
9 10 -0.609375
6 11 0.96875
7 12 -0.5390625
11 12 -0.0078125
8 13 0.984375
12 13 0.796875
9 14 -0.25
13 14 0.2265625
10 15 0.0390625
11 15 0.3203125
14 15 0.2265625
11 16 0.328125
12 17 -0.7578125
16 17 0.8984375
13 18 -0.1328125
17 18 -0.46875
14 19 -0.2421875
18 19 -0.8515625
15 20 0.9453125
16 20 -0.4140625
19 20 0.90625
16 21 0.4609375
17 22 0.8671875
21 22 0.0703125
18 23 -0.1484375
22 23 -0.7734375
19 24 0.9140625
23 24 -0.296875
20 25 -0.2578125
21 25 1.0
24 25 -0.828125