迷宫问题，程序根据用户选择的大小生成一个随机迷宫，由用户输入两组坐标分别作为迷宫的出口和入口，程序计算从出口到入口的所有路径，找到最短和最长路径并输出路径信息。-Maze problem, according to the user to select the size of the program generates a random maze, two sets of coordinates were entered by the user as the entrance and exit of the maze, the program calculates from the outlet to the inlet of all paths to find the shortest and longest path and output path information.