-68 1100111001110111011010001001100000100110100100011
98
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12 13 -1
13 7 -1
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19 20 -1
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33 34 -1
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38 39 -1
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40 41 -1
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43 44 1
44 45 1
45 46 1
46 47 -1
47 48 1
48 42 -1
0 7 -1
1 8 -1
2 9 -1
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4 11 -1
5 12 -1
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13 20 1
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21 28 -1
22 29 1
23 30 1
24 31 -1
25 32 1
26 33 1
27 34 1
28 35 -1
29 36 1
30 37 -1
31 38 -1
32 39 1
33 40 1
34 41 -1
35 42 1
36 43 -1
37 44 -1
38 45 -1
39 46 -1
40 47 1
41 48 1
42 0 -1
43 1 1
44 2 1
45 3 1
46 4 -1
47 5 1
48 6 1
