#include "Circle.h"
#include "Rectangle.h"
#include "Square.h"
#include <iostream>
#include <string>

int main() {

  // Obtain shape from user
  char answer;
  cout << "Is the room a circle, rectangle, or square (C/S/R)? ";
  cin >> answer;

  Shape *shape;

  // Determine which object to use
  if (toupper(answer) == 'C') {
    shape = new Circle();
  } else if (toupper(answer) == 'R') {
    shape = new Rectangle();
  } else if (toupper(answer) == 'S') {
    shape = new Square();
  } else
    cout << "Bad shape." << endl;

  shape->get_info();
  cout << "Area = " << shape->area() << endl;
  cout << "Perimeter = " << shape->perimeter() << endl;
  cout << "Sum of area and perimeter = " <<
    shape->area() + shape->perimeter() << endl;
  cout << "Difference of area and perimeter = " <<
    shape->area() - shape->perimeter() << endl;

  delete shape;


}