edaBit-coding-challenges/Make-a-Circle-with-OOP/code.cpp

#include <math.h>

class Rectangle {
	public:
    Rectangle(float theSideA, float theSideB){
      sideA = theSideA;
      sideB = theSideB;
    }
    float getArea() { return sideA * sideB; };
    float getPerimeter() { return (sideA + sideB) * 2; };
  private:
    float sideA;
    float sideB;
};

const float PI_F = 3.14f;

class Circle {
	public: float savedR;
	Circle(float r){
		this->savedR=r;
	}
	public: float getArea(void){
		return PI_F*(this->savedR*this->savedR);
	}
	public: float getPerimeter(void){
		return 2*PI_F*this->savedR;
	}

};