#include <iostream>
using namespace std;
class poser 
{
public:
	virtual void beat()const {cout<<"一般选手的力量为260磅\n";}
protected:
	int age;
};
class Ali:public poser
{
public:
	virtual void beat()const{cout<<"阿里一拳的力量为420磅\n";}
};
class Lewis:public poser
{
public:
	void beat()const{cout<<"刘易斯一拳的力量为480磅\n";}
};
class Tyson:public poser
{
public:
	void beat()const{cout<<"泰森一拳的力量为500磅\n";}
};
class Holy:public poser
{
public:
	void beat()const{cout<<"霍利菲尔德一拳的力量为350磅\n";}
};
int main()
{
	poser *p[5];
	poser *p1;
	int choice,i;
	for (i=0;i<5;i++)
	{
		cout<<"(1)阿里(2)刘易斯(3)泰森(4)霍利菲尔德：";
		cin>>choice;
		switch (choice)
		{
		case 1:p1=new Ali;
			break;
		case 2:p1=new Lewis;
			break;
		case 3:p1=new Tyson;
			break;
		case 4:p1=new Holy;
			break;
		default:p1=new poser;
			break;
		}
		p[i]=p1;
		p[i]->beat();
	}
	return 0;
}