25 45
1 2 -0.9375
2 3 0.0390625
3 4 -0.609375
1 5 0.96875
4 5 -0.0859375
1 6 0.84375
2 7 0.6953125
6 7 -0.0859375
3 8 0.1015625
7 8 0.0078125
4 9 -0.1796875
8 9 -0.6796875
5 10 0.5625
6 10 -0.9453125
9 10 0.6640625
6 11 -0.953125
7 12 0.8046875
11 12 -0.046875
8 13 -0.8359375
12 13 0.296875
9 14 -0.2265625
13 14 0.9453125
10 15 -0.0859375
11 15 0.140625
14 15 0.796875
11 16 -0.6328125
12 17 0.484375
16 17 0.328125
13 18 -0.8203125
17 18 -0.8203125
14 19 0.859375
18 19 -0.8125
15 20 -0.2109375
16 20 -0.96875
19 20 0.53125
16 21 0.203125
17 22 -0.6875
21 22 -0.625
18 23 -0.9296875
22 23 0.5390625
19 24 -0.84375
23 24 -0.609375
20 25 0.2578125
21 25 -0.9296875
24 25 -0.359375