11 2021 档案

摘要：task2源代码virtual #include <iostream> #include <typeinfo> // definitation of Graph class Graph { public: virtual void draw() { std::cout << "Graph::draw 阅读全文

摘要：Vector_int.hpp #ifndef VECTOR_INT_HPP #define VECTOR_INT_HPP #include <iostream> #include <cassert> using namespace std; class Vector_int{ private: in 阅读全文