6
2
1
3
2
1
2
1
2
2
1
1
1
3
2
1
1
2
1
2
2
1
4
3
2
1
4
3
2
3
2
1
1
1
1
10
1
1
2
1
1
1
2
2
1
1
1
1
1
Iceberg