diamond.cpp

酒吧管理系统！！有简单基本功能

//Diamond.cpp
#include<iostream.h>
#include"Counter.h"
#include"Vip.h"
#include"Diamond.h"

Diamond::Diamond(int t,long c,double a):Vip(t,c)
{
 double d=0.8;
 ddiscount=d;
 counting(a);
}

double Diamond::counting(double a)
{
 actualityexpense=a;
 finalexpense=ddiscount*actualityexpense;
 return finalexpense;
}

void Diamond::print() const
{
 Vip::print();
 cout<<"actualityexpense is:"<<actualityexpense<<endl;
 cout<<"final expense is:"<<finalexpense<<endl;
}