14:48, 4 марта 2026Мир
The ProblemHow densely can identical spheres be packed in n-dimensional space? In one dimension, the problem is trivial, and in two dimensions, elementary proofs have existed for decades. In three dimensions, a solution was conjectured by Kepler in 1611, but it was not proved until Thomas Hales settled it in 1998, in a heavily computer-assisted proof that subsequently took over a decade to formally verify.
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63-летняя Деми Мур вышла в свет с неожиданной стрижкой17:54
根据2026年2月Coding Arena的真实投票数据（17万+开发者票选），核心差异就三点：
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Фонбет Чемпионат КХЛ
Раскрыта новая задумка Трампа против Ирана14:57，更多细节参见纸飞机官网