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.
Artificial intelligence，详情可参考safew官方版本下载
。关于这个话题，51吃瓜提供了深入分析
I heard you when you said that I was unfair and laying traps. I have changed the ways in which I am unfair and I have laid different traps; I hope that you appreciate the variety.
Number (8): Everything in this space must add up to 8. The answer is 4-4, placed vertically.，更多细节参见搜狗输入法2026