49 91
1 2 0.96875
2 3 0.859375
3 4 0.578125
4 5 -0.359375
5 6 -0.2421875
1 7 -0.2265625
6 7 -0.8828125
1 8 0.59375
2 9 -0.21875
8 9 -0.2578125
3 10 -0.0546875
9 10 0.8671875
4 11 -0.984375
10 11 0.21875
5 12 -0.890625
11 12 -0.46875
6 13 -0.0234375
12 13 -0.703125
7 14 0.03125
8 14 -0.5859375
13 14 -0.46875
8 15 -0.53125
9 16 0.6015625
15 16 -0.6953125
10 17 -0.3828125
16 17 0.625
11 18 0.1796875
17 18 0.203125
12 19 0.390625
18 19 -0.9296875
13 20 -0.4140625
19 20 -0.765625
14 21 -0.046875
15 21 0.4609375
20 21 0.4453125
15 22 -0.109375
16 23 -0.703125
22 23 0.0390625
17 24 -0.2734375
23 24 -0.7578125
18 25 -0.59375
24 25 -0.5390625
19 26 0.9296875
25 26 0.515625
20 27 0.5859375
26 27 -0.84375
21 28 -0.0078125
22 28 0.46875
27 28 0.3515625
22 29 0.921875
23 30 0.8203125
29 30 -0.296875
24 31 -0.6015625
30 31 -0.59375
25 32 0.109375
31 32 -0.921875
26 33 0.6484375
32 33 0.90625
27 34 0.703125
33 34 0.5390625
28 35 0.28125
29 35 0.6640625
34 35 -0.421875
29 36 -0.4921875
30 37 0.7890625
36 37 -0.59375
31 38 -0.28125
37 38 0.421875
32 39 -0.265625
38 39 0.84375
33 40 -0.2421875
39 40 -0.375
34 41 0.9375
40 41 0.4765625
35 42 -0.5
36 42 0.78125
41 42 -0.7578125
36 43 0.7578125
37 44 -0.1484375
43 44 -0.3359375
38 45 -0.6796875
44 45 -0.5546875
39 46 -0.3984375
45 46 0.5546875
40 47 -0.6328125
46 47 0.859375
41 48 -0.6640625
47 48 -0.53125
42 49 -0.0546875
43 49 0.953125
48 49 -0.0234375