????:1?????,???????:????????

2????51?????

3??????????

4??????????

5?????

1??????????4?,????????? ? ??? 1?4?,??????? ????????? ? 1?4?,????????????? ?? ??? 1???4?,?,?????????????? ????????? ? 1?4?,????? ????????? ????? 1?4?????,??? ???? ????????? 1?4?????,??????????????? ????? ? 1?4???,??? ? ? ??????:????