The algorithm maintains a running "best distance" that starts at infinity. As it walks the tree, it checks each visited point and updates the best distance if it finds something closer. Before recursing into a child node, it checks whether the closest possible point in that child's bounding box is farther than the current best. If so, the entire subtree gets pruned.
采访马怀龙，老马先跟记者“约法三章”：“第一，不能当着老人的面提我什么时候退休；第二，不能问我每月给老人花多少钱；第三，不能问我家住哪里。”面对记者满脸的疑惑，马怀龙取出两大串、一共49把钥匙，领着我们开始了一天的“串门”。
Lets you try all your ideas across multiple pages for full-funnel optimization，推荐阅读Line官方版本下载获取更多信息
Allows you to edit a document without affecting the formatting.，这一点在WPS下载最新地址中也有详细论述
России предрекли проблемы с картофелем из-за Пакистана и АфганистанаООН: Из-за конфликта Пакистана и Афганистана РФ может недополучить картофель
William and Catherine brave rain in Wales ahead of St David's Day。关于这个话题，heLLoword翻译官方下载提供了深入分析