// A bank account class
#include "stdafx.h"
#include <iostream>

class Account
{
  // private members are those that cannot be changed directly by the owner
  // of the account. The bank has access to them and may change them.
  private:
    double balance;
  public:
    // public access 
    // here the public or account user can change the 
    // balance only by depositing cash (using deposit function)
    // or by withdrawing cash (using withdraw)
    void withdraw(double amount) // withdraw cash
    { balance = balance - amount;}
    void deposit(double amount) // deposit cash
    { balance = balance + amount;}
    void printBalance()
    { std::cout << " Balance is " << balance << " \n"; }
    // constructor function with default balance
    Account(double initial_balance=0)
    { balance = initial_balance; }

};

int main()
{
  // create an account
  Account currentAccount;
  // deposit some money
  currentAccount.deposit(150);
  // display balance
  currentAccount.printBalance();
}