2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
5
5
2
3
1
2
1
1
1
1
8
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
2
8
1
1
1
1
1
2
30
7
7
2
1
1
3
1
1
2
1
2
1
2
1
1
1
2
1
1
1
2
1
1
1
2
1
1
2
2
1
20
1
1
1
1
1
1
1
15
1
15
1
1
1
15
1
15
1
1
1
15
1
15
1
1
1
1
1
2
1
3