1
2
1
1
2
2
1
1
4
2
1
1
6
2
1
1
8
2
1
1
9
3
2
2
10
2
1
1
11
2
1
1
12
2
1
1
15
2
1
1
18
2
1
1
20
3
2
2
21
2
1
1
22
1
0
0
23
2
1
1
24
2
1
1
