4
9
11
1
1
1
1
1
2
1
1
1
1
2
1
1
4
1
1
1
1
1
1
1
1
1
2
6
2
1
2
2
1
2
20
1
4
9
11
1
1
1
1
1
2
1
1
1
1
2
1
1
4
1
1
1
1
1
1
1
1
1
2
6
2
1
2
2
1
2
20
1