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Израиль атаковал Иран утром в субботу, 28 февраля. Один из ударов по Тегерану попал на видео, которое публикует Telegram-канал Shot.
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The efficiency depends on the query size relative to the data distribution. A small query in a sparse region prunes almost everything. A query that covers the whole space prunes nothing (because every node overlaps), degenerating to a brute-force scan. The quadtree gives you the most benefit when your queries are spatially local, which is exactly the common case for map applications, game physics, and spatial databases.
* 核心思路：倒序单调栈（适配你的学习习惯），时间复杂度O(n)，空间复杂度O(n)
fluent text, but should be used with care as it may generate text that is