http://utnapishti.livejournal.com/ ([identity profile] utnapishti.livejournal.com) wrote in [personal profile] jenya444 2016-04-28 12:24 pm (UTC)

Хм, уж не имели ли они в виду, что ответ 0, ввиду множителя (х-х) ?
(30 comments)

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