摘要：任务二 源代码 task2.cpp #include<iostream> #include<typeinfo> class Graph { public: void draw() { std::cout << "Graph::draw() : just as an interface\n"; } } 阅读全文

摘要：任务4 源代码： Vector_int.hpp #pragma once #include<iostream> #include<cassert> class Vector_int { public: Vector_int(int n); Vector_int(int n, int initial) 阅读全文