// Practice17.cpp : 定義控制臺(tái)應(yīng)用程序的入口點(diǎn)。//#include "stdafx.h"#include <iostream>using namespace std;class base{private:?int i;public:?base(int a)?{??i = a;?}?void show()?{??cout << i << endl;?}};class derived :public base{private:?base d;public:?derived(int i) :base(i)?{??d(i);?}?void show(){??base::show();?}};int _tmain(int argc, _TCHAR* argv[]){?derived obj(100);?obj.show();?system("pause");?return 0;}
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