1. ???? ??????: ???? ?????? ?? ????? ?? ???? ??????? ?????????? ???????? ?????? ???? ????????? ???? ??????? ??????? ??????? ??????? ??????? ????????? ??? ????? ??? ?? ????? ???? ???????.
2. ??? ???????: ????? ??? ??????? ?? ????? ??????? ?????? ????????? ??????? ?????? (????? ?????? 3 ???????)? ????? ????? ??? ????? ??????? ????????? ???? ???? ??? ???????? ??? ????? ????? ?? ?????? ?? ???? ????? ?????? ?????.