16 28
1 2 0.75
2 3 0.59375
1 4 -0.53125
3 4 -0.671875
1 5 -0.3203125
2 6 0.125
5 6 0.375
3 7 -0.859375
6 7 0.5
4 8 0.5703125
5 8 0.8046875
7 8 0.25
5 9 0.1796875
6 10 0.34375
9 10 -0.7109375
7 11 -0.6484375
10 11 -0.1640625
8 12 0.59375
9 12 0.0390625
11 12 0.9765625
9 13 0.8203125
10 14 0.0625
13 14 0.9140625
11 15 -0.2734375
14 15 0.296875
12 16 -0.390625
13 16 -0.3359375
15 16 -0.3125