1
2
1
1
2
2
1
1
3
2
1
1
5
2
1
1
6
2
1
1
10
2
1
1
12
2
1
1
18
2
1
1
20
2
1
1
21
2
1
1
22
3
2
2
23
2
1
1
24
2
1
1
