25 45
1 2 0.9765625
2 3 0.9140625
3 4 0.296875
1 5 -0.5390625
4 5 -0.3125
1 6 -0.3203125
2 7 0.125
6 7 -0.53125
3 8 -0.859375
7 8 0.8046875
4 9 0.5703125
8 9 0.0390625
5 10 0.1796875
6 10 0.3671875
9 10 -0.3359375
6 11 0.34375
7 12 -0.6484375
11 12 0.84375
8 13 0.59375
12 13 0.40625
9 14 0.8203125
13 14 0.8125
10 15 0.0625
11 15 -0.5546875
14 15 0.3046875
11 16 -0.2734375
12 17 -0.390625
16 17 -0.8359375
13 18 0.75
17 18 0.265625
14 19 0.59375
18 19 0.4609375
15 20 -0.671875
16 20 0.75
19 20 0.9765625
16 21 0.375
17 22 0.5
21 22 -1.0
18 23 0.25
22 23 0.53125
19 24 -0.7109375
23 24 0.546875
20 25 -0.1640625
21 25 -0.65625
24 25 0.6953125