1??????? ???? ??????: ???? ??????? ????????? ????????? ????? ???? ????? ????? ??? ????????? ?? ?????????? ?????? ?????? ???????? ???????? ??? ??? ????????? ???? ????.
2. ???? ????? ????? ???? : ??? ??????? ???? ????? ????? ? ??? ????? ???? ????? ???? ????????? ????????? ???? ????.
3. ?????? ????? ?????????: ???? ????????? ??? ??????? ???? ??????? ????????? ????????? ????? ????? ? ????? ????????? ????? ????? ????? ???? ?? 50?.