?????? ?? ???????????
????? ??????
????? ????? ??? ??? ???? ????
??? ?? ????
??? ????? ?????
????? 80 . ?? ???? ????.
?? ????????
???? ??? ????
???????? ????? ???????? ????? (??????? ??? ????? ? ????
?????
????? ??? ?????
????? ???? ????).??? ?? ????
??? ???? ? ???? ??? ????
??.
?? ??????
? ????? ?????
????? ?? ?????? (50%) ????? ????? ????? ?????
(???? 80% ??? ???????
20% ??????? ?????). ????
?????? ????? ?
25% ???? ????? ??? ?? ??? 25% ??? ??? ???? ??????? ????? ????? ??? ???? ??????? ?????
???.
???????? ????? ?????
????? ?? ?? ????? ????? ?????
??? ????.
????? ???? ?????
?????? ? ??? ??? ??? ?????
????? ???? ?? ????? ??? ??? ??? ???? ??? ?????? ???? ??? ????
??? ???? ?? ??? ??? ?????? ???? ??? ????'? ???? ??? ???? ??.
???????????:
???? ?? ??? ????? ??? ????????. ???????? ?? ?????
?? ???? ?? ????
?????? 2 ???? ????? ???? ??? ????
???? ?????? ?????.
???????? ???? ?????
???? ??? ????
?????? ??? ?????
????? ???? ?????? ????? ??????
?????? ????? ????
??? ??? ????.
?????? ????? ????
????? ????? ??? ????? ??
??? ???? ?????? ????.