4
2
1
1
22
14
9
9
1
2
2
1
1
1
2
1
1
1
1
1
2
1
1
1
1
2
1
2
1
2
1
1
1
1
2
4
2
1
1
22
14
9
9
1
2
2
1
1
1
2
1
1
1
1
1
2
1
1
1
1
2
1
2
1
2
1
1
1
1
2