The spatial view (the grid of rectangles) and the tree view (the hierarchy of nodes) represent the same structure. Searching for a point means walking down the tree: at each node, you check which of the four children contains your target coordinate and recurse into that child. You never visit the other three.
But that is exactly what many viewers seem to be looking for to fill pockets of time in their lives.，详情可参考heLLoword翻译官方下载
。夫子对此有专业解读
О его задержании стало известно 27 февраля.，更多细节参见WPS下载最新地址
This story was originally featured on Fortune.com