）根据校园图设计带权图，图的顶点表示各地点，存放地点名称、代码、简介等信息；图的边表示路径，存放路径长度等相关信息。（校园图能手动输入或者文件导入）

2）提供任意地点相关信息的查询。

3）提供任意地点的问路查询，即查询任意两个景点之间的一条最短的简单路径。

4）提供多个地点的最佳访问路线查询，即求途经这些地点的最佳（短）路径。

-) According to the campus map design a weighted graph, the vertex that locations, storage site names, codes, profile and other information　graph edges that path, the path length of storage and other related information. (Campus map can manually enter or import the file) 2) Provide information about any place queries. 3) ask for any place queries, which query between any two spots of a shortest simple path. 4) to provide the best access to multiple locations route query, that is, through these sites seeking the best (short) path.