2
2
1
3
2
6
3
5
8
10
2
2
2
2
1
2
1
1
2
5
8
10
8
5
4
1
1
3
2
1
4
3
1
5
1
9
2
4
10
10
2
6
1
3
3
2
11
3
5
4
5
3
2
3
3
Couple at the Skating Rink