是否有任何开放源真正的路线图来指导执行工作?
原文：Is there any open source real road map routing implementation?

我想知道,是否有公开的源头实施,以便在有大量点子的真正地图上寻找最佳点到点的道路? 同Dijkstra和A*一样?

A* 寻找优素
原文：Finding good heuristic for A* search

I m trying to find the optimal solution for a little puzzle game called Twiddle (an applet with the game can be found here). The game has a 3x3 matrix with the number from 1 to 9. The goal is to bring ...