算法|问题 //8数码类class Eight{ int e[][] = {{2,8,3},{1,6,4},{7,0,5}}; //默认的起始状态 int faX ,faY; //保存父状态中0的位置 int f; //估价函数值 Eight former ; public Eight(){ faX = -1; faY=-1; f=-1; former = null; } public Eight(Eight other){ for(int i = 0; i<3; i++) for(int j=