????? ????? ???? ?? ?????? ????? ?????? ??? ??? ?????. ????? ??????? ??? ???????? ???????? ??? ?????? ?????? ????? ?????????. ???? ?????? ?????? ??? ?? ?????? ?????? ??????? ????? ?????? ?????? ?????? ??????????? ??? ??? ?????? ??????? ????? ???? ?????? ???? ?????? ????????? ????? ????

????? ????????? ???????? ???? ???? ????? ????? ?? ?????? ??? ???? ????? ??? ??????? ?? ??????. ????? ????? ????? ??? ?????? flexibility ???????. ??? ???????? ???? ?????? ??? ?????? ??????: ??????? ??????? : ??? ?????: ??????? ?????? ?? ???? ?? ???? ?? ???? ?????? ?????? ??????? ??