1
1
1 7
1 7
1
1
1
1
3
1
1 7
1
1 7
3
1
1
1
1 7
1 7
1 7
3
3 - 7
3
3
1 7
1
1
1
1
1
1
1
1
1
1 7
1
1
1
1 7
1
