using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

​

namespace GeometricFigures

{

    public class Circle

    {

        private int _radius;

​

        public int Radius

        {

            get { return _radius; }

            set

            {

​

                if (value < 1)

​

                    throw new ArgumentException("Radius can not be less than 1!");

​

                _radius = value;

            }

        }

​

        public Circle(int radius)

        {

            Radius = radius;

        }

​

        public double EvaluateSquare()

        {

            double square = Math.PI * Radius * Radius;

            return square;

        }

    }

​

    public class InputOutput

    {

        /*public static void AskForRadius()

        {

            Console.WriteLine("Enter the Radius for your circle:");

        }

        */

        public static void AskForSide()

        {

            Console.WriteLine("Enter the Side for your Rectangle:");

        }

​

       /* public static int CheckValue()

        {

            int radius;

            if (int.TryParse(Console.ReadLine(), out radius))

                return radius;

            throw new ArgumentException("Radius should be an integer");

            //return -1;

        }*/

​

        public static int CheckSide1Value()

        {

            int side1;

            if (int.TryParse(Console.ReadLine(), out side1))

                return side1;

            throw new ArgumentException("Side1 should be an integer");

            //return -1;

        }

        public static int CheckSide2Value()

        {

            int side2;

            if (int.TryParse(Console.ReadLine(), out side2))

                return side2;

            throw new ArgumentException("Side2 should be an integer");

            //return -1;

        }

    }

    public class Rectangle

    {

        private int _side1, _side2;

        public int Side1

        {

            get { return _side1; }

            set

            {

                if (value < 1)

                    throw new ArgumentException("Side1 can not be less than 1!");

                _side1 = value;

            }

        }

​

        public int Side2

        {

            get { return _side2; }

            set

            {

                if (value < 1)

                    throw new ArgumentException("Side2 can not be less than 1!");

                _side2 = value;

            }

        }

​

        public Rectangle (int side1, int side2)

        {

            Side1 = side1;

            Side2 = side2;

        }

​

        public int EvaluateSquare()

        {

            int square = Side1 * Side2;

            return square;

        }

​

        public bool IsSquare

        {

            get { return Side1 == Side2; }

        }

    }

​

    public class Program

    {

​

​

        public static void Main(string[] args)

        {

            try

            {

                /*InputOutput.AskForRadius();

                int radius = InputOutput.CheckValue();

                Circle firstCirle = new Circle(radius);

                Console.WriteLine(firstCirle.Radius);

                double result = firstCirle.EvaluateSquare(firstCirle.Radius);

                Console.WriteLine(result);*/

                InputOutput.AskForSide();

                int side1 = InputOutput.CheckSide1Value();

                InputOutput.AskForSide();

                int side2 = InputOutput.CheckSide2Value();

                Rectangle firstRectangle = new Rectangle(side1, side2);

                int rectangleResult = firstRectangle.EvaluateSquare();

                Console.WriteLine(rectangleResult);

                Console.WriteLine("Is your rectangle a square? "+ firstRectangle.IsSquare);

            }

            catch (Exception ex)

            {

                Console.WriteLine(ex.Message);

​

            }

        }

    }

}

​

​