حل كتاب Options
???? ????? ?????? ????? ??????? ? ????? ??????? ? ????? ???????
?? ????? ?????? ???????? ???????? ?????? ??? ????? ???????? ??????? ??????? ?????. ????? ?????? ????????? ??? ????????? ??? ???????? ????? ?????.
??????? ??????? ?????? ??????? ??????? ????? ????? ???????? ????????, ?????? ??????? ???