用无向网表示你所在学校的校园景点平面图，图中顶点表示主要景点，存放景点的编号、名称、简介等信息，图中的边表示景点间的道路，存放路径长度等信息。要求能够回答有关景点介绍、游览路径等问题。--Free to the net means that the school campus attractions in your plans, the graph vertices of their main attractions, storage spots number, name, profile and other information, the graph edges, said the road between sites, storage path length and other information. Requires the ability to answer questions about attractions introduction, tour path and other issues.