自己编写并调试运行成功的简单导游系统，基于迪杰斯特拉算法，输入目的地，可以显示可达路径和与当前地点的距离。-I have written and debugged the successful operation of a simple guide system, based on the Dijkstra algorithm. After inputing the destination, you can get the distance and route the current plac