????:1???400??????:??????????

2???????100???

3??????????

4??????????

5????????????

12?????2?????,????????????????????????????????,?????????????????????????????????????,????????1.2?,???,???????,????????(?????)??? ? ?????????????? 12?2??,?????????????????????????,??????(?????)? ????? ??? 12??????????2?,????,??????? ? ? 12???2?????,??,????????? ??????? ????? 12?2?????,????,????? ??????? ???? 12?2???,??,??????? ????? ????? 12??????2????????????,???????????(???????)??? ?????????????? ? ??:??????