1
2
1
1
2
2
1
1
3
3
2
2
8
2
1
1
9
2
1
1
12
2
1
1
14
2
1
1
15
2
1
1
16
3
2
2
17
2
1
1
18
2
1
1
22
2
1
1
23
2
1
1
