???? ?????????? ???????????? ??????? ?? ???????????? ??????? ! ???? ???????????? ?????????? ??????? ???? ?????? ????? Concept ??????????? ??????? ???????? ?????????! ????????| ????????????????????? ??? ??????? ??????? ??? ?? ???? ????? ???? ??? ??? ?????? ?????? ??? ???????? ?????? ?????????? ??????????????? ???? ??????????? ???????