3
1. ...4
2. ...6
3. ...8
4. . ..10
5. ..12
6. ...14
7. 16
8.
......................................................................................................................18
9.
..............................................................................................................................20
10.
.............................................................................................................22
11.
..........................................................................................................................................25
12.
.................................................................................................................................27
13.
...............................................................................................................................30
14.
.....................................................................................................................................32
15.
.......................................................................................................................35
16.
................................................................................................................................37
17.
..............................................................................................................40
18.
....................................................................................................................................43
19.
..............................................................................................................................46
20.
................................................................................................................................50
