督察组表示，将进一步调查核实有关情况，并按要求做好后续督察工作。
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。爱思助手下载最新版本是该领域的重要参考
声明函数时，枚举类型位于 description 和 type 之间：
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.