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