using System;

using System.Linq;

using System.IO;                                                                // IO = Input Output 

using System.Collections.Generic;

using System.Threading.Tasks;

using System.Text;

​

​

namespace Files 

{

    public class Filehandling                                                                   

        {

            public static void Main( string []args)

            { 

            }

            public class Circle 

            {

                public int Radius {get;set;}

                public Circle (int radius)

                {

                    Radius = radius;

                }           

            }

            public class Point 

            {

                public int X {get;set;}

                public int Y {get;set;}

                public Point (int x, int y)

                {

                    X = x;

                    Y = y;

                }

            }

            public class Square 

            {

                public int Sidelength {get;set;}

                public Square (int sidelength) 

                {

                    Sidelength = sidelength;

                }

            }

            public void Read ()

                        {

                            string [] Givendata = {"Circle 5","Square 3","Point 4 5" , "Circle 1","Square 8", 

                            "Point 2 1", "Circle 9","Square 6", "Point 10 6", "Circle 17", "Square 25", "Point 11 12", 

                            "Circle 8", "Square 7","Square 9","Square 10","Point 8 6","Point 5 2","Point 7 4"};

                            List<Circle> Circles = new List<Circle>();              // Definition lists 

                            List<Point> Points = new List<Point>();

                            List<Square> Squares = new List<Square>();

                            for(int i=0; i< Givendata.Length; i++)                  // Forloop ???????

                            {

                            string Shape = Givendata[i].Split(new char[0],StringSplitOptions.RemoveEmptyEntries)[0];

                            if (string.Equals (Shape,"Circle"))                     // Typ Circle 

                            {

                            int Zahl = Int32.Parse(Givendata[i].Split(new char[0],StringSplitOptions.RemoveEmptyEntries)[1]);   // class is int therefore transformation 

                            Circles.Add(new Circle(Zahl));

                            }                       

                            else if (string.Equals 

                        }

​

}

        }       

}

​