nighthours.cpp

酒吧管理系统！！有简单基本功能

//Nighthours.cpp
#include<iostream.h>
#include<stdlib.h>
#include<time.h>
#include"Counter.h"
#include"Np.h"
#include"Nighthours.h"

Nighthours::Nighthours(int t,double d,double a):Np(t,d)
{
 counting(a);
}

double Nighthours::counting(double a)
{
 actualityexpense=a;
 finalexpense=dailydiscount*actualityexpense;
 return finalexpense;
}

void Nighthours::upgrade(double f)
{
 f=finalexpense;
 char c;
 int a;
 srand(time(0));
 a=rand()%100000;
 if(f>=700) {cout<<"The Expenditure is over 700,"<<endl
	             <<"Would you please to aply for a Silver Member card:"<<endl
				 <<"Yes(y) or No(n)?"<<endl;
             cin>>c;
			 switch(c)
			 {case'y':cout<<"Congratuations!You have been our Silver Member!";
			          cout<<"your new Silver Cardnumber is:"<<"8888"<<a<<endl;
			          break;
			  case'n':cout<<"Thank you!"<<endl;break;

			 };
 }
     else cout<<endl;
}

void Nighthours::print()const
{
 Np::print();
 cout<<"actualityexpense is:"<<actualityexpense<<endl;
 cout<<"finalexpense is:"<<finalexpense<<endl;
}