win下的A* 假设有人想从A点移动到一墙之隔的B点，如下图，绿色的是起点A，红色是终点B，蓝色方块是中间的墙。-A* win under the assumption that someone wants to move from point A to point B separated by a wall, the following chart, green is the starting point A, the red is the end point B, the blue bo