这是一个简单的列车查询系统，含插入、删除，修改，按车次查询，按目的站、始发站查询，车费查询，路程查询等功能，用到了最短路径的算法。-This is a simple train of inquiry systems, including insert, delete, modify, inquiries by the trips, according to the purpose of station stops sending information, fare information, in

本实验设计了一个《北京、南京、深圳列车查询系统》的图形用户界面。用户可以通过此界面，采用“按车站名称查询”、“按列车车次查询”和“按出发地—目的地查询”三种方式，方便地查询需要的列车信息。界面友好清新，操作方便。-The experimental design was a " Beijing, Nanjing, Shenzhen Train Enquiry System," the graphical user interface. Users can use this int