酒吧管理系统！！有简单基本功能

				//Gold.cpp
				#include
				#include
				#include
				#include"Counter.h"
				#include"Vip.h"
				#include"Gold.h"
				
				Gold::Gold(int t,const long c,double a):Vip(t,c)
				{
				 double d=0.85;
				 gdiscount=d;
				 counting(a);
				}
				
				
				double Gold::counting(double a)
				{
				 actualityexpense=a;
				 finalexpense=gdiscount*actualityexpense;
				 return finalexpense;
				}
				
				void Gold::upgrade(double f)
				{
				 f=finalexpense;
				 char c;
				 int a;
				 srand(time(0));
				 a=rand()%100000;
				 if(f>=1800) {cout					             								 				             cin>>c;
							 switch(c)
							 {case'y':cout							          cout									  break;
							  case'n':cout				
							 };
				 }
				  else cout				}
				
				
				void Gold::print()const
				{
				 Vip::print();
				 cout				 cout				}