?? (?????????????????)????
????:1????????????:???????????
2???????????
3???????
4????????
5?????
2???3???,???????,??(?????????????????)?????????????????(????????????????????????)???,????????(?)???????? ? ????? 2?3?,??,?(?????)?(????????????????????????)?????????????,??????????????????(????????)? ???????????????????????? ???????? 2?3?????,?,?(????????)????????(??)?????????,???(??)????????????????? ? ? 2?3????????,?,?????(?????)????????(????????)?????,??(????????????????????????)? ??????? ? ???:??????