A quadtree does the same thing for two-dimensional space. It takes a rectangular region and divides it into four equal quadrants: northwest, northeast, southwest, southeast. If a quadrant has too many points in it, it subdivides again and again. Each subdivision creates smaller and smaller cells where points are densely packed.
Детройт Ред Уингз，推荐阅读Line官方版本下载获取更多信息
第五十三条 境外个人和组织为中华人民共和国境内用户提供互联网服务及相关网络产品、服务，为网络犯罪活动提供支持和帮助的，国家网信部门可以依法对其采取技术阻断措施。，推荐阅读体育直播获取更多信息
相关阅读：三星 Galaxy S26 系列发布：6999 元起！AI 很聪明，防窥接地气，更多细节参见体育直播