49 91
1 2 0.796875
2 3 0.546875
3 4 -0.2578125
4 5 0.390625
5 6 -0.5390625
1 7 -0.7109375
6 7 -0.4296875
1 8 0.734375
2 9 0.8671875
8 9 -0.7265625
3 10 -0.921875
9 10 -0.9921875
4 11 0.7734375
10 11 -0.640625
5 12 -0.3203125
11 12 0.1015625
6 13 0.15625
12 13 -0.65625
7 14 0.4140625
8 14 0.171875
13 14 -0.390625
8 15 0.5859375
9 16 -0.25
15 16 -0.359375
10 17 0.5234375
16 17 -0.6640625
11 18 -0.4453125
17 18 0.140625
12 19 0.1796875
18 19 -0.65625
13 20 -0.2734375
19 20 0.546875
14 21 -0.046875
15 21 -0.53125
20 21 -0.203125
15 22 0.765625
16 23 0.0859375
22 23 -0.40625
17 24 0.6796875
23 24 -0.71875
18 25 0.3984375
24 25 -0.4375
19 26 0.8515625
25 26 -0.078125
20 27 -0.3125
26 27 0.09375
21 28 0.125
22 28 0.671875
27 28 -0.734375
22 29 -0.8125
23 30 -0.6328125
29 30 0.7890625
24 31 0.3125
30 31 0.96875
25 32 0.5625
31 32 -0.4921875
26 33 0.078125
32 33 -0.4765625
27 34 -0.59375
33 34 -0.9296875
28 35 -0.578125
29 35 -0.4609375
34 35 -0.0078125
29 36 0.0390625
30 37 0.671875
36 37 -0.828125
31 38 0.796875
37 38 0.28125
32 39 -0.8125
38 39 0.8984375
33 40 -0.7265625
39 40 -0.5
34 41 0.640625
40 41 0.9765625
35 42 0.890625
36 42 -0.09375
41 42 -0.25
36 43 -0.5234375
37 44 0.421875
43 44 0.2578125
38 45 0.28125
44 45 0.5
39 46 0.453125
45 46 0.0859375
40 47 0.4375
46 47 -0.6875
41 48 0.8203125
47 48 0.8359375
42 49 -0.4765625
43 49 -0.328125
48 49 0.3515625