3
3
2
4
1
4
1
2
2
1
1
1
1
1
1
2
2
2
1
1
1
1
1
2
3
3
1
1
2
2
1
1
2
1
5
1
2
2
1
2
2
2
1
1
2
1
2
2
2
2
1
2
1
1
1
2
1
2
2
1
