23
6
4
5
1
4
5
7
10
3
11

1
1
1
2
3
1
1
1
1
2
1
2
1
1
2
1
1
1
1
2
1
2
1
2
1
1
1
1
3
1
1
1
3
13
3
1
2
2
1
1
3
1
1
1
1
1
1
1