1
1-2
2
2-2
2-3
3
3-2
3-3
4
4-2
4-3
5
5-2
5-3
6
6-2
6-3
7
7-2
8
8-2
8-3
8-4
9
9-2
9-3
9-4
10
10-2
10-3
10-4
10-5