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