left right
1    45   Inf
2     6    10
3     0     7
4    46   Inf
5    46   Inf
6     7    16
7    17   Inf
8     7    14
9    37    44
10    0     8
11    4    11
12   15   Inf
13   11    15
14   22   Inf
15   46   Inf
16   46   Inf
17   25    37
18   46   Inf
19   26    40
20   46   Inf
21   27    34
22   36    44
23   46   Inf
24   36    48
25   37   Inf
26   40   Inf
27   17    25
28   46   Inf
29   11    18
30   38   Inf
31    5    12
32   37   Inf
33    0     5
34   18   Inf
35   24   Inf
36   36   Inf
37    5    11
38   19    35
39   17    25
40   24   Inf
41   32   Inf
42   33   Inf
43   19    26
44   37   Inf
45   34   Inf
46   36   Inf