图基本操作的编程实现源码

cout<<"图的基本功能实验(存储结构邻接矩阵)"<<endl; cout<<"=================================="<<endl; cout<<"1.手工建立（有向）图 "<<endl; cout<<"2.默认数据建立图 "<<endl; cout<<"3.用邻接矩阵形式显示图 "<<endl; cout<<"4.求图的结点数和边数 "<<endl; cout<<"5.求某条边的权值 "<<endl; cout<<"6.添加结点 "<<endl; cout<<"7.删除结点 "<<endl; cout<<"8.添加边 "<<endl; cout<<"9.删除边 "<<endl; cout<<"a.深度优先遍历图 "<<endl; cout<<"s.广度优先遍历图 "<<endl; cout<<"0.退出 "<<endl;