The pruned nodes (in red) represent entire regions of space that the algorithm never examines. The points inside those regions are never checked. Compare the "Nodes Visited" count to the total number of points. The quadtree is doing far less work than a brute-force scan.
Beware smart memory systems - the Mac will compress least unused chunks of memory when running low on RAM and zeroes would compress quite well, effectively reducing the size of your cosmic ray detector =[，这一点在Line官方版本下载中也有详细论述
，更多细节参见safew官方版本下载
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第十四条 国家鼓励和支持受控热核聚变的科学研究与技术开发。。业内人士推荐服务器推荐作为进阶阅读