5-2.txt

对卡车和小汽车的重量进行判断

#include<iostream.h>
class CA
{	int pA;
public:
	void getpA()
	{
		cout<<"Member of class CA is:"<<pA<<endl;
	}
	void setpA(int p)
	{
		pA=p;	
	}
};

class CB: virtual public CA
{
public:
	onB()
	{
		cout<<"onB()"<<endl;
	}
};

class CC:virtual public CA, public CB
{
public:
	onC()
	{
	cout<<"onC()"<<endl;	
	}
	
};

void main()
{

	CC cc;
	cc.setpA(20);
	cc.getpA();
	cc.onB();
	cc.onC();
}