20
1
2
1
1
1
1
1
1
1
2
1
3
19
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
19
1
1
1
3
1
1
1
1
1
24
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
2
8
1
1
1
1
1
1
1
1
1
1
1
1
19
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
22
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
7
1
1
1
1
1
2
1
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
9
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
23
2
1
1
2
1
1
1
1
1
2
2
1
1
1
1
1
1
1
4
2
1
1
1
3
