?????? ???????? ?? ?????? ??????? ?????? ?????? ?????? ????? ?????? ???? ?????? ???????. ????? ??????? ?? ??? ???? ????? ?? ???????? ???????? ??? ??? ??????? ??? ??? ?????? .??? ????? ?????? ?????? ?????? ????? ????? ???: ?? ???? ?????? ??????? ????? ????? ?????? ????? ?????? ???????? ??? ????? ?????? ????????? ?????? ?????? ?????. ???? ???? ?????? ???? ?????? ???? ?????? ?????? ????? ????? ???? ???????? ??????? ??? ???????? ???????? ???????? ????? ?????????.

???? ????? ?????? ???????? (1) ???? ????? ???????? (2) ?????? ?????? ???????? ?????? ??????? ??????????? ???????? ?????? ??????? ???????? ????????? ????????? ????????? ???????? (3) ????????? ???????? ????? ???????? ?????? ??? ??????? ??????? ?????????? ???????? ???????? (4) ???? ??????? ?????????? ?????? ?????? ???? ???? ??????? ????????? ??????????? ???? ??? ??????? ?????? ??????? ??????? ????? ?????? ???????? ??????? ???????????? ???????? ???????? ?????? ???????? ??????? ???????? ?????????? ????????? (5) ???? ???????? ??????? ??? ??????? ??????? ?????? ?????? (6) ?????? ????? ???? ??????.