For well-distributed points, nearest neighbor search is often near O(logn)O(\log n)O(logn) in practice. In the worst case (all points clustered tightly or along a line), it can degrade to O(n)O(n)O(n), but this is uncommon with typical spatial data.
（四）转让或者出租与纳税人机构所在地不在同一县（市、区、旗）内的不动产；，详情可参考Line官方版本下载
在河北，统一的要素市场加快形成，要素资源配置效率稳步提升。。safew官方版本下载对此有专业解读
Now, OsmAnd performs another Dijkstra search, but this time on the much smaller "base graph." This graph consists only of the border points and the pre-calculated shortcut values between them.