1
2
1
1
2
2
1
1
3
3
2
2
4
2
1
1
7
2
1
1
8
3
2
2
9
2
1
1
11
1
0
0
12
2
1
1
13
2
1
1
14
3
2
2
15
2
1
1
16
2
1
1
17
2
1
1
18
2
1
1
19
2
1
1
20
2
1
1
21
2
1
1
