gao.cpp

一个银行的模拟系统

//银行模拟系统

#include <iostream.h>
#include <string.h>
#include   <stdlib.h>   
#include   <time.h> 
#define OD 2000  //透支额OVERDRAFT
#define CD 30/100  //信用度creditdegree
#define M 50  //可存储的帐户最多个数


void show1(void)
{  
    cout<<"\n☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆";
 cout<<"\n           -----------------欢迎进入meya银行管理系统----------"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                A、存折用户                    ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                B、信用卡用户                  ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           --------------------------------------------------"<<endl;
 cout<<"☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆\n\n";
 cout<<"      请选择你的卡类型：";

}

void show2(void)
{
    cout<<"\n☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆";
 cout<<"           ---------------------------------------------------"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                A、新开账户                    ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                B、已有账号                    ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                C、回到上一级菜单              ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           --------------------------------------------------"<<endl;
 cout<<"☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆"<<endl<<endl;
 cout<<"      请选择操作：";

}
void show3(void)
{
    cout<<"\n☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆";
 cout<<"           -------------------------------------------------"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           ||                1、查询余额                    ||"<<endl;
 cout<<"           ||                2、取款                        ||"<<endl;
 cout<<"           ||                3、存款                        ||"<<endl;
 cout<<"           ||                4、修改密码                    ||"<<endl;
 cout<<"           ||                5、删除用户                    ||"<<endl;
 cout<<"           ||                6、回到上一级菜单              ||"<<endl;
 cout<<"           ||                                               ||"<<endl;
 cout<<"           --------------------------------------------------"<<endl;
 cout<<"☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆\n\n";
 cout<<"      请选择操作：";
}

int t=1;
int q=1;
int h;

class BankCard     //定义存折类
{
public:
   unsigned long   password;            //密码
   double   balance;                      //余额
   unsigned long   cardnumber;           //卡号
   BankCard(){}                              //构造函数
   void newcard();                         //新开帐户
   double getmoney();                       //银行卡取款
   double inmoney();                           //存款
   double findbalance();                        //查询余额
   unsigned long changepw(unsigned long x);      //修改密码
   void dele(int x,unsigned long y,double z);          //删除存折用户
};BankCard B[M];

 


class CreditCard:public BankCard         //定义信用卡类
{
public:
      double findbalance2();       //信用卡查询余额
      void newcard2();             //信用卡新开帐户
   double getmoney2();          //信用卡取款
   void dele2(int x,unsigned long y,double z);         //删除信用卡用户
};CreditCard C[M];
 

double BankCard::getmoney()//存折取款
{
  double l;
     cout<<"    -----------------取款操作-------------------\n";
lab4:cout<<"\n    请输入要取的款额：";
     cin>>l;
  if(l>balance)
  {
   cout<<"     对不起，你的余额不足，请重新输入："; goto lab4;
  }
     balance=balance-l;
     cout<<"    操作成功，谢谢使用！！\n    按任意键+enter返回:  ";
  return balance;
} 

double CreditCard::getmoney2()//信用卡取款
{
  double l;
     cout<<"    -----------------取款操作-------------------\n";
lab4:cout<<"    \n请输入要取的款额：";
     cin>>l;
  if(l>(OD*CD+balance))
  {
   cout<<"    对不起，你的余额不足，请重新输入："; goto lab4;
  }
     balance=balance-l;
     cout<<"     操作成功，谢谢使用！！\n    按任意键+enter返回:  ";
  return balance;
} 
 
double BankCard::inmoney()               //存款
     {
              double l;
                 cout<<"     -----------------存款操作-------------------\n";
                 cout<<"\n    请输入要存的款额：";
                 cin>>l;
                 balance=balance+l;
     return balance;
     }
 
double BankCard::findbalance()             //存折查询余额
{ 
 cout<<"     -----------------存折查询余额操作-------------------\n"<<endl;   
 cout<<"     您的余额是： "<<balance<<endl;
 cout<<"     操作成功，谢谢使用！！\n    按任意键+enter返回:  ";return balance;
 
}

double CreditCard::findbalance2()         //信用卡查询余额
{ 
 double m=OD*CD+balance;
 cout<<"    -----------------信用卡查询余额操作-------------------\n"<<endl;   
 cout<<"    信用卡查询余额:\n您的余额是： "<<balance+OD<<"\n其中可取款额为: "<<m<<endl;
 cout<<"    操作成功，谢谢使用！！\n    按任意键+enter返回:  ";return balance;
}

void BankCard::newcard()   //存折新开帐户
{  
 unsigned long x,y,y1,y2;int k=1;
    double z; 
//x=Random[1000000001,999999999] ;
x=6465987613+(5+q)*t;
    do 
 { 
  cout<<"    ------------新开存折帐户--------------------\n";
  cout<<"\n    请输入一个6位数字组成的密码：";
  cin>>y1;
        cout<<"    请再次输入密码：";
        cin>>y2;
        if(y1==y2) {y=y1;k=1;}
        else
  {  cout<<"    两次输入的密码不相同，请再次输入。\n";k=0;}
 } while(k==0);
 cout<<"    请输入开户金额: ";cin>>z; 
    cout<<"    请存入现金\n    处理中，请稍后………………\n"<<"     您新开的卡号是： "<<x<<"    请牢记！！";
    B[t].cardnumber=x;
 B[t].password=y;
 B[t].balance=z; t++;
    cout<<"\n    操作成功，谢谢使用！！\n    按任意键+enter返回:  ";
}

void CreditCard::newcard2()   //信用卡新开帐户
{
 unsigned long x,y,y1,y2; int k=1;
    double z;  
 x=5496987613+(5+q)*t;
    do 
 { 
  cout<<"    ------------新开信用卡帐户--------------------\n";
  cout<<"\n    请输入一个6位数字组成的密码：";
  cin>>y1;
        cout<<"    请再次输入密码：";
        cin>>y2;
        if(y1==y2) {y=y1;k=1;}
        else
  {  cout<<"    两次输入的密码不相同，请再次输入。\n";k=0;}
 } while(k==0);
 cout<<"    请输入开户金额: ";cin>>z; 
    cout<<"    请存入现金\n    处理中，请稍后………………\n"<<"    您新开的卡号是： "<<x<<"    请牢记！！";
    C[q].cardnumber=x;
 C[q].password=y;
 C[q].balance=z;  q++;
    cout<<"\n    操作成功，谢谢使用！！按任意键+enter返回:  ";
 //return t;
}

void Fzhi(unsigned long x,unsigned long y,double z)     //信用卡的赋值函数1
{ C[q].cardnumber=x;
   C[q].password=y;
   C[q].balance=z; }

void Fzhi2(unsigned long x,unsigned long y,double z)    //存折的赋值函数
{ B[t].cardnumber=x;
   B[t].password=y;
   B[t].balance=z; }



unsigned long BankCard::changepw(unsigned long x)            //修改密码
{   int k;
 unsigned long m,y,y1,y2;
lab7:cout<<"    ------------修改密码--------------------\n";
 cout<<"    请输入旧密码："; cin>>m;
 if(m==x)
 {do  {  cout<<"\n    请输入一个6位数字组成的新密码："; cin>>y1;
        cout<<"    请再次输入新密码：";
        cin>>y2;
        if(y1==y2) {y=y1;k=1;}
        else
  {  cout<<"    两次输入的密码不相同，请再次输入。\n";k=0;}
     } while(k==0);
 }else {cout<<"    输入密码错误，请重试。\n";goto lab7;}
    cout<<"\n    操作成功，谢谢使用！！按任意键+enter返回:  ";
 return y;}

 

void BankCard::dele(int x,unsigned long y,double z)        //删除存折用户
{ int k=x;unsigned long m;
// unsigned long m,y,y1,y2;
lab8:cout<<"    ------------删除存折用户--------------------\n";
 cout<<"    请输入密码：";
    cin>>m;
 if(m==y)
 {  if(z==0)
  { for(k=x;k<t;k++){ B[x]=B[x+1];} t--;h=0;
  cout<<"\n    删除成功，谢谢使用！！按任意键+enter返回:  ";
  }
  else
  {      h=1;
  cout<<"    对不起，您的余额为"<<z<<"元，请取出后再进行销户操作！按任意键+enter返回:";}
 }
  else {cout<<"    输入密码错误，请重试。\n";goto lab8;}
}

void CreditCard::dele2(int x,unsigned long y,double z)        //删除信用卡用户
{
 int k=x;unsigned long m;
lab8:cout<<"    ------------删除信用卡用户--------------------\n";
 cout<<"    请输入密码：";
    cin>>m;
 if(m==y)
 {  if(z==0) { for(k=x;k<q;k++){ C[x]=C[x+1];} t--;h=0;