📄 buy.cpp
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#include"Associator.h"
#include"stdlib.h"
void draw();
void buy1();
void buy2();
int main()
{
draw();
return(0);
}
void draw()
{
char c;
cout<<"是否会员?(Y/N)";
cin>>c;
if(c=='Y'||c=='y')
buy1();
else if(c=='N'||'y')
buy2();
else
cout<<"error input!";
}
void buy1()
{
string n;
int i,j;
Associator a;
cout<<"请输入您的ID:";
cin>>i;
//从文件系统中读出会员信息,依次比较,若存在则将其付给a,若不存在,返回上级菜单
cout<<"请输入您欲购的图书书名: ";
cin>>n;
//从文件系统中读出图书信息,与输入之相比较
//若存在,则在相对应的图书信息中,该种图书的数量减少一件
//计算总费用(折扣)
cout<<"购书成功!"<<endl;
cout<<"**********************"<<endl;
cout<<"会员名称:"<<endl;
cout<<"ID:"<<endl;
cout<<"当前积分:"<<endl;
//一个循环输出
cout<<"已购图书:"<<endl;
cout<<"总费用(已算折扣):"<<endl;
cout<<"按任意键返回"<<endl;
cout<<"**********************"<<endl;
while(!kbhit());
}
void buy2()
{
string n;
int i,j;
cout<<"购书成功!"<<endl;
cout<<" **********************"<<endl;
cout<<"已购图书:"<<endl;
cout<<"总费用:"<<endl;
cout<<"按任意键返回"<<endl;
cout<<"**********************"<<endl;
while(!kbhit());
}
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