建立图的存储结构（图的类型可以是有向图、无向图、有向网、无向网，学生可以任选两种类型），能够输入图的顶点和边的信息，并存储到相应存储结构中，而后输出图的邻接矩阵。-Establishment of the storage structure map (map type can be a directed graph, undirected graph, directed networks, undirected networks, students may choose one of two