silver.h

酒吧管理系统！！有简单基本功能

//Silver.h
#ifndef SILVER_H
#define SILVER_H

class Silver:public Vip
{
 public:
    Silver(int,long,double);
    ~Silver(){};
	
	void upgrade(double);
	virtual double counting(double);
	virtual void print()const;
 private:
    double sdiscount;
	double finalexpense,actualityexpense;
};
#endif