运用矩阵来表示迷宫。能根据用户指定的维数自动生成迷宫，并打印迷宫中各个位置的状态。在A 的基础上实现迷宫的自动路径搜索，判断是否存在从起点到终点的通路。(The maze is represented by a matrix. The maze can be generated automatically according to the dimension specified by users, and the status of each location in maze can be pr