以一个m*n的长方阵表示迷宫，0和1分别表示迷宫中的通路和障碍。设计一个程序，对任意设定的迷宫，求出一条从入口到出口的通路，或得出没有通路的结论。,M* n in a square, said the maze of long, 0 and 1, respectively, in the maze of pathways and barriers. Design a procedure, the maze of arbitrary, derived from the entrance to a path of exports, or come to the conclusion there is no access.