#include<iostream.h>
#include<string.h>
class bank //构造一个银行类
{
public:
bank(char *d,float m);
float bank_in();
float bank_out();
void Interface();
private:
float money;
char data[10];
float rest;
};
bank::bank(char *d,float r)//类外定义成员函数
{
strcpy(data,d);
rest=r;
}
float in,out,top=0;
float bank::bank_in()
{
cout<<"请输入您要存的金额:"<<endl;
cin>>in;
rest+=in;
top++;
return in;
}
float bank::bank_out()
{
cout<<"请输入您要取的金额:"<<endl;
cin>>out;
rest-=out;
top++;
return out;
}
void bank::Interface()//
{
char a,b;
cout<<"请选择您要服务的类型"<<endl<<"A:存钱"<<endl<<"B:取钱"<<endl<<"C:余额查询"<<endl<<"D:退出"<<endl;
cin>>a;
if(a!='A'&&a!='B'&&a!='C'&&a!='D')
{
cout<<"输入有误请重输:"<<endl;
cin>>a;
cout<<a<<endl;
}
if(a=='A')
{
bank_in();
for(int i=0;i<10;i++)
cout<<data[i];
cout<<" "<<in<<" rest="<<rest<<" top="<<top<<endl;
cout<<"请输入是否继续交易? 是，请输入E"<<endl;
cin>>b;
if(b=='E')
{
Interface();
}
}
else if(a=='B')
{
bank_out();
for(int i=0;i<10;i++)
cout<<data[i];
cout<<" "<<out<<" rest="<<rest<<" top="<<top<<endl;
cout<<"是否继续交易?是，请输入E"<<endl;
cin>>b;
if(b=='E')
{
Interface();
}
}
else if(a=='C')
{ cout<<"您的余额是："<<rest<<endl;
cout<<"是否继续交易?是，请输入E"<<endl;
cin>>b;
if(b=='E')
{
Interface();
}
}
else if(a=='D') //退出程序
{ /*
void exit(int status)
{ status=0;
exit(status);
}*/
}
}
void main(void) //主函数
{
bank b("2010-4-30",10000);//给定了日期和余额
b.Interface();
}
