???(???? ???????)? ??? ??? ???.
???? 25? ?????? ?????? ?????? ????? 5-5? ??? 7?? ?? 2???? ?? 4?? ???? 3?? 1????.??? ????? 9?? ?????? ??? 2??? ??? 8-7? ???? ????? ?? ???.
??? ???? ????? ?? 3??(3.14)? ???? ????? ?? 4???? ???? 42?31?? ?????? ?????? ??? 2???? ???.
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