* @param arr 待排序数组
Фото: Lomb / Shutterstock / Fotodom。搜狗输入法下载对此有专业解读
2. 防水涂料检测报告强制性检测参数不全。（不符合《陕西省建设工程质量检测报告格式及编写指南》附录4中关于必备检测参数的要求。），更多细节参见搜狗输入法2026
AI fake nearly led to serious disorder, says Khan
The algorithm walks the tree recursively. At each node, it checks: does this node's bounding box overlap with the query rectangle? If not, the entire subtree gets pruned (skipped). If it does overlap, it tests the node's points against the query and recurses into the children.