?????? “?? ??? ???? ??? ??? ?????? ???? ????? ????? ?? ??? ?? ?? ??? ??? ????? ????”?? “??? ???? ???”?? ??? ?? ????.
? ??? ??? ? ?? ???? ??? ??? ????? ??? ?? ?? ???(45·?????·????)? ???? ???? ?????? ??? ?? ??.???? ???? ???? ??? ??? ???? ???? ????.
??? ??? “??? ???? ?????? ??? ??? ??? ???? ???? ????? ???? ? ??”? “?????? ???? ??? ???, ???? ? ??? ??”? ????.
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