1
1
1
1
1
2
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
4
2
1
1
1
2
5
1
1
2
1
1
1
1
2
2
1
1
2
1
1
1
1