Bank homework 10 2016 4 25

时间:2023-11-14 19:28:08

#include<iostream>
#include<string>
using namespace std;
class Bank

{

public:

Bank(string _name)

{

name = _name;

}

string getName() const

{

return name;

}

virtual void printMessage() const = 0;

virtual void deposit(double m) = 0;

virtual void withdraw(double m) = 0;

virtual double getMoney() const = 0;

protected:

string name;

};

class ICBC : public Bank

{

public:

ICBC(double _money = 0):Bank("ICBC")

{

money = _money;

}

void printMessage() const

{

cout << "Welcome to Industrial and Commercial Bank of China" << endl;

}

void deposit(double m)

{

money += m;

}

void withdraw(double m)

{

if (money > m) money -= m;

else money = 0;

}

double getMoney() const

{

return money;

}

private:

double money;

};

class ABC : public Bank

{

public:

ABC(double _money = 0):Bank("ABC")

{

money = _money;

}

void printMessage() const

{

cout << "Welcome to Agricultural Bank of China" << endl;

}

void deposit(double m)

{

money += m;

}

void withdraw(double m)

{

if (money > m) money -= m;

else money = 0;

}

double getMoney() const

{

return money;

}

private:

double money;

};
 
 
 
class AccountManager

{

public:

AccountManager(int _size);

~AccountManager();

void setBank(int i, Bank *bank);

Bank* getBank(int i);

void deposit(Bank *bank, double money);

void withdraw(Bank *bank, double money);

void transfer(Bank *bank1, Bank *bank2, double money);

void printAccount() const; //print the welcome message, bank name and money for each array element

private:

Bank* *bankList; //bank array, where each element is a (Bank*) type

int size; //the length of the bank array

};
 
 
AccountManager::AccountManager(int _size){
 size = _size;
    bankList = new Bank*[size];
}

AccountManager::~AccountManager(){
 delete [] bankList;
}

void AccountManager::setBank(int i, Bank *bank){
 bankList[i] = bank;
}

Bank* AccountManager::getBank(int i){
 return bankList[i];
}

void AccountManager::deposit(Bank *bank, double money){
 bank->deposit(money);
}

void AccountManager::withdraw(Bank *bank, double money){
 bank->withdraw(money);
}

void AccountManager::transfer(Bank *bank1, Bank *bank2, double money){
 if(bank1->getMoney()>=money){
    bank1->withdraw(money);
    bank2->deposit(money); 
 }
 else{
  bank2->deposit(bank1->getMoney());
  bank1->withdraw(bank1->getMoney());
 }
 
}

void AccountManager::printAccount() const{
    for(int i=0;i<size;i++){
     bankList[i]->printMessage();
     cout<<bankList[i]->getName()<<" ";
     cout<<bankList[i]->getMoney()<<endl;
    }
}
 
 
 
 
 
 
 
 
 
 
 
 int main()

{

AccountManager accountManager(2);

Bank *bank1 = new ICBC (100);

accountManager.setBank(0, bank1);

Bank *bank2 = new ABC;

accountManager.setBank(1, bank2);

accountManager.printAccount();

accountManager.deposit(accountManager.getBank(0), 100);

accountManager.deposit(accountManager.getBank(1), 100);

accountManager.printAccount();

accountManager.withdraw(accountManager.getBank(0), 50);

accountManager.withdraw(accountManager.getBank(1), 50);

accountManager.printAccount();

accountManager.transfer(accountManager.getBank(0), accountManager.getBank(1), 500);

accountManager.printAccount();

return 0;

}