24 38
1 2 -0.53125
2 3 0.6640625
4 5 -0.890625
5 6 0.828125
7 13 -0.1953125
7 8 -0.046875
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8 9 -0.7109375
9 15 -0.29296875
10 16 -0.109375
10 11 -0.0703125
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11 12 0.65625
12 18 0.0546875
1 13 -2.0
2 14 -2.0
3 15 -2.0
4 16 -2.0
13 16 0.8203125
5 17 -2.0
14 17 -0.5
6 18 -2.0
15 18 0.3828125
1 19 -0.1953125
7 19 -2.0
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8 20 -2.0
3 21 -0.29296875
9 21 -2.0
4 22 -0.109375
10 22 -2.0
19 22 0.859375
5 23 0.42578125
11 23 -2.0
20 23 0.671875
6 24 0.0546875
12 24 -2.0
21 24 0.4765625