自己写的一个八数码程序，里面用了几个算法，其中有两个A*算法，一个一般的深度优先算法,写得比较粗糙，有兴趣的同志可拿来参考-Himself wrote an eight-digital process, which a few algorithms, which has two A* algorithm, a general depth-first algorithm, written in relatively rough, the comrades who are interested ca