/**********************/
//图书管理系统V1.0
//作者: ntdom
//E-mail:ntdom@163.com
/**********************/

/*文件cr.h*/

class cr
{
public:
void setcr(int cbh,int cjg,int cn);
int c[3];
};

void cr::setcr(int cbh,int cjg,int cn)
{
c[0]=cbh;
c[1]=cjg;
c[2]=cn;
}

/*文件yf.h*/

class yf
{
public:
void setyf(int fbh,int fn);
int f[2];
};

void yf::setyf(int fbh,int fn)
{
f[0]=fbh;
f[1]=fn;
}

/*文件main*/

#include "iostream.h"
#include "stdio.h"
#include "cr.h"
#include "yf.h"

void bijiao(int,int);
void p(void);
void ccr();
void yyf();
char m();
int z;
char key;
int k=0;
int cshuhao,cdanjia,cshumu;
int fshuhao,fshumu;
cr i[1000];
yf j;

void main()
{
m();
}

void bijiao(int i,int j)
{
 if (i==j) p();
 else {cout<<"error!"<<endl;}
}

void p()
{ if (i[z].c[2]>=j.f[1]){
 cout<<"yingfu:";
 cout<<i[z].c[1]*j.f[1]<<endl;
 i[z].c[2]-=j.f[1];}
else cout<<"error"<<endl;
}

void ccr()
{
cout<<"Input shuhao!"<<endl;
cin>>cshuhao;
cout<<"Input danjia!"<<endl;
cin>>cdanjia;
cout<<"Input shumu!"<<endl;
cin>>cshumu;
i[k].setcr(cshuhao,cdanjia,cshumu);
}

void yyf()
{
cout<<"Input shuhao!"<<endl;
cin>>fshuhao;
cout<<"Input shumu!"<<endl;
cin>>fshumu;
j.setyf(fshuhao,fshumu);
 for (z=0;z<k;z++)
 bijiao(j.f[0],i[z].c[0]);
}

char m()
{
cout<<"ruku or maichu?"<<endl;
cout<<"Input r or m!"<<endl;
cin>>key;
  if (key=='r') { ccr(); k++;return (m());}
  else if(key=='m') {yyf();return (m());}
  else {cout<<"error"<<endl;return 0;}
}