????:1?????300??400:?????????

2??????????

3?????????

4????????

5??????????

2?????????12??????????????,??????????????,?,?,??????????? ?????????????? ????????? 2?????12?,?????,??????????????,?????????,??????????????????? ? ?????????????? 2?????12??????????????,?????????,?????????????,??????????????,??????????? ? ?????????????? 2?????????????12??????????????,?????????,??????????????,?,??????????? ????????? ????? 2?12?????????,???,???,?????????????,????? ????????????? ????????????? 2???12?????,??????????????,?????????,?,??????????????????? ?????????????? ?????????????? 2?????12???,?????????,?,?????????????,???? ??? ??? 2?????????12??????????????,??????????????,???,???,??????? ????????? ? ??????????????:???????????????