.
..
0
1
10
10-2
11
11-2
12
12-2
13
13-2
14
14-2
15
15-2
16
16-2
17
17-2
18
18-2
19
19-2
2
20
20-2
21
21-2
22
22-2
23
23-2
24
24-2
25
25-2
26
26-2
27
27-2
28
28-2
29
29-2
3
30
30-2
31
31-2
4
4-2
5
5-2
6
6-2
7
7-2
8
8-2
9
9-2