13-3
18-1
1-2
2-1
2-2
18-2
15-2
3-2
3-3
3-4
4-1
4-2
4-3
1-1
15-1
6-1
6-2
6-3
6-4
6-5
6-6
17-3
15-3
7-3

1 2 3