1. ?????? ????? ?????? ????????? ???????????, A ????????? ????? ??????? ???, ?????? B ???? ???????? ???????? ??? ?? ???????? ?????? ??????? ????
?. ?????????? ?????: ????? ?????? ???????? ????????? ??? (???? ?????), ???????? ?????? ????? ???????? ??? (A-Z ????????), ?????? ???? ????? ???????? ?????? ????? (???????? ?? ?????? ?????? ????, ??? ???????? I ??? O ???, ?????? 1 ??? 0 ?? ???? ?????????? ??????, ??? ?????? ??? ???? "????? ????? ????? ???? ???" ?? ???? ???? ?????)?
?. ???? ????? ???????? ?????: ????? ??? ???????? ??????????? ?????????? ???????? ??????? ????, ?????? ???? ????? ??????????? ?? ?????? ?????? (?????????? ???????? ??????? ????? ???? ????)? ???? ????? ???????? ??????? ?????? ??????? ????????? ????????:
4. ????? 31?? ???????? ?????, 22?? ?????? ???????? "O" ????? ????? ?? ??????? ????? ??????, 5?? ?????? "O" ??????? ??????? ???? ???????????? ?? ?????? ?????? ?????? ????? ?????, ??? 4?? ?????? ???? ????? ?? ???????? ??????
???? ?????????????? ??????? ??????: