摘要：实验任务2 #include <iostream> #include <typeinfo> // definitation of Graph class Graph { public: virtual void draw() { std::cout << "Graph::draw() : just 阅读全文

摘要：实验任务4 vector_int.hpp #ifndef VECTOR_INT_HPP #define VECTOR_INT_HPP #include<iostream> using namespace std; class Vector_int{ public: Vector_int(int n0 阅读全文