程序有错，能否帮我在原有的基础上修改一番，谢谢 - 编程论坛

林月儿2015-06-03 10:55

程序代码：

#include <iostream>
#include <string>
using namespace std;
class Bank
{
public:
    Bank(){
    }
    Bank(string na,int nu,float ba,float de,float wi){
        name=na;
        number=nu;
        balance=ba;
        deposit=de;
        withdraw=wi;
    }
    void display1(); //输入账户基本信息，名字，账户号，本金，存款，取款
//protected:
    string name;
    int number;
    float balance;
    float deposit;
    float withdraw;
};

void Bank::display1()
{
    cout<<"name:"<<name<<endl;
    cout<<"number:"<<number<<endl;
    cout<<"balance:"<<balance<<endl;
    cout<<"deposit:"<<deposit<<endl;
    cout<<"withdraw:"<<withdraw<<endl;
}

class Checking:public Bank    //此类增添两个数据，
{            //该类需要重写提款功能，操作时需要判断balance是否足够，然后再进行提款，提取后查看balance是否低于minimum, 以便决定是否收取月费。
public:
    Checking(){
    }
    Checking(string na,int nu,float ba,float de,float wi,float mi,float ch):Bank(na,nu,ba,de,wi){
          minimum=mi;
         charge=ch;
    }
    void charge1(float de,float wi){    //保留一定的金额minimum,如果balance少于此金额，就要收取一定的月费charge
      de=de-wi;
      if(de<minimum){
        charge=de*0.03;
      }
    }
private:
    float minimum;
    float charge;
};

class Saving:public Bank{    //此类增添一个数据，计算出账户每个月挣的利息，累加进balance内。
public:
    Saving(){
    }
    Saving(string na,int nu,float ba,float de,float wi,float in):Bank(na,nu,ba,de,wi){
        intrate=in;
    }
    void intrate1(float in,float de){
        int n;
        cout<<"number month:"<<n<<endl;
        in=(de*0.1)/(n*100);
    }
private:
    float intrate;
};

int fun1(char A){
    char choice;    //用户选择A，进入的二级菜单
    cout<<"The Second Menu："<<endl;
    cout<<"[C] Add a checking account：                [D] Add a Saving account："<<endl;
    cout<<" [Q] Quit:"<<endl;
     cin>>choice;
    while(getchar()!='\n')    continue;
    switch(choice){
        case 'C':
             break;
        case 'D':
            break;
        case 'Q':
            return 0;
    }
}
void fun2(char S){
    Bank t2;
    cout<<"please input you need show account's number:"<<endl;
    int x;
    if(x==t2.number)
    {
        cout<<"name:"<<t2.name<<endl;
        cout<<"number:"<<t2.number<<endl;
        cout<<"balance:"<<t2.balance<<endl;
        cout<<"deposit:"<<t2.deposit<<endl;
        cout<<"withdraw:"<<t2.withdraw<<endl;

//       cout<<"funds"<<t2.funds<<endl;
    }
}
void fun3(char N)
{
    Bank t3;
    cout<<"please account's number:"<<endl;
    int n;
    if(n==t3.number)
    {

//       cout<<"funds:"<<t3.funds<<endl;
    }
}

int main(){
    int i;
    char showmenu();
    Bank a[3];        //输入三个人的信息                //无参构造器不存在，现在帮你加上了，看着改吧
    Checking b[3];                                      //同上
    Saving c[3];                                        //同上
    for(i=0;i<3;i++){                                  //这块想好再写!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
        a[i].display1();
//        b[3].charge1;

//       c[3].intrate1;
    }
     char choice;
    while(1){
        cout<<"MENU BAR："<<endl;
        cout<<"[A] Add an account：                [S] Show account："<<endl;
        cout<<"[N] Number of account：            [Q] Quit:"<<endl;
        cout<<"[R] Return menu：                [F] Save accounts to files  //暂时不用完成此功能"<<endl;
        cin>>choice;    //如果用户选择A, 进入二级菜单如下:[C] Add a checking account    [S] Add a Saving account    [Q] Quit operation
         while(getchar()!='\n')    continue;
        switch(choice){
        case 'A':
            fun1(choice);    break;
        case 'S':
            fun2(choice);    break;
        case 'N':
            fun3(choice);    break;
        case 'F':
             break;
        case 'R':
            break;
        case 'Q':
            return 0;
        }
    }
     return 0;
}