text: 
  //
  //  fin_receipt.cpp
  //  C++ Derivatives
  //
  //  Created by Mamoudou Diallo on 4/3/19.
  //  Copyright © 2019 Talibé. All rights reserved.
  //
  
  #include "fin_receipt.hpp"
  #include <iostream>
  using namespace std;
  
  class Rectangle
  {
  public:
      int x, y;
      int  getarea ()
      {
          return (x * y);
      }
  };
  
  class Square : public Rectangle {};
  
  
  
  
  
  
  
  
  
  