2
1
3
1
1
1
2
1
1
1
4
1
1
11
1
8
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
2
3
7
1
11
2
1
1
2
1
1
2
1
3
1
1
1
1
1
2
3
2
2
2
3
2
2
2
4
2
1
2
3
15
5
3
2
1
2
2
2
1
2
3
2
1
1
2
3
2
1
3
4
4
2
Ice Skating Rink