????:1????????????:??????

2?????????

3????????????

4?????

5??????

2??????12?,??,?????????????????54?,???? ?????? ????????????????? 2??12?,??,?????54????????,?????????? ????? ??????? 2????????12?,??????,???????54????????,?????????? ????????????????? ????????????????? 2???????12????????,?,?54?,??? ? ??????? 2?12????????,?????????????????,?54??????,?????? ??????? ?????? 2?12?,?????????????????,?54???????,??(?)? ????? ????? 2??12?????????????????,?????????????????,???????54????????,?????????????????? ????? ?????? 2????????12?,?,??54??????,??????? ????? ????? ??????:????????