The segmentation and paging scheme of x86 processors has been discussed extensively elsewhere (see the OSDev wiki, the Writing an OS in Rust series, or the Intel 386 Programmer's Reference Manual, Chapter 5). Here I'll focus on what the actual silicon does to make it fast.
int n1 = mid - left; // 左子数组长度
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Regions with many nearby points keep subdividing. Regions with few or no points stay large. The tree adapts to the data: dense areas get fine-grained cells, sparse areas stay coarse. The split grid is predetermined (always at midpoints), but the tree only refines cells that need it. Sparse regions stay as single large nodes while dense regions subdivide deeply.。业内人士推荐爱思助手下载最新版本作为进阶阅读
Мощный удар Израиля по Ирану попал на видео09:41
昨晚，OpenAI 终于宣布完成 1100 亿美元新一轮融资，投前估值高达 7300 亿美元。