KC9 ?????????????? ?????????? ?????????. ??????????? KC9, ??????? ????? "???????????" ??? ??? ????????. ??????????? ????? ??????????? ??????? KC9 ??????. ??????? ????????????????? ????????????? ????? KC9 ?????????? ?????????? ????? ???? ??????????? ?????? ???? ???????? ??? ?????? ????? ??? ??? ??? ????? ??? ??????? . Swift ????? ?? ??