摘要：任务二： #include <iostream> #include <typeinfo> // definitation of Graph class Graph { public: void draw() { std::cout << "Graph::draw() : just as an int 阅读全文

摘要：任务五源码： #ifndef INFO_HPP #define INFO_HPP #include<iostream> #include<iomanip> #include <string> using namespace std; class Info { public: Info(string 阅读全文