2
1
4
2
2
1
8
2
4
2
4
3
2
1
3
8
5
1
2
5
1
4
1
2
6
4
1
4
5
1
2
4
1
2
1
1
4
2
2
2
2
4
4
6
2
10
3
8
5
5
2
2
2
2
3
5
1
1
2
7
3
5
5
5
2
2
2
2
3
3
Riding Bicycles