1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1.11
1.2
1.4
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2.1
2.5
3
3
3
3