Хорошая задачка - Ваши рубидии уже у кобальта во ртути — LiveJournal
Oct. 11th, 2019
05:22 pm - Хорошая задачка
An auditorium with 200 seats, numbered from 1 to 200, is filled to capacity. A speaker, who happens to be a mathematician, steps up to the podium overlooking the audience and pauses for a moment. “You know,” she says, “I’m thinking of a rather large whole number. Every seat number in this auditorium evenly divides my number, except for two of them — and those two seats happen to be next to each other.”
This entry was originally posted at https://spamsink.dreamwidth.org/1134340.html. Please comment there using OpenID.