using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace letfus_formen
{
    class Program
    {
        static void Main(string[] args)
        {
            //letfus philip
            //gruppe a
            //test
            //hoffentlich hängt mein visual studio nimmer
            string[] color = new string[3];
            color[0] = "255";
            color[1] = "255";
            color[2] = "255";
            Rechteck alo = new Rechteck(4, 5.5, color ); //dieses 4 und 5.5 sind x und y
           alo.a = 4; //a
            alo.b = 5.5; //b
            alo.BerechneUmfang(); //ausgabe
            alo.Zeichne();
            Radierer a = new Radierer();
            a.Radieren(ref alo);
            Console.ReadLine();


        }
    }
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace letfus_formen
{
    abstract class Form
    {
        public abstract void Zeichne();
       public string[] Color { get; private set; }
      public int x {  get; private set; } //private set weil get public sein soll
        public int y { get; private set; }
      public Form(int x, int y, string[] color)
        {
            this.x = x;
            this.y = y;
            this.Color = color;

        }
        public string getInfo()
        {
            string b = "Form an X:" + Convert.ToString(x) + " Form an Y: " + y + " RGB: " + Color[0] + Color[1] + Color[2];
            return b;
        }
        public abstract void BerechneUmfang();




    }
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace letfus_formen
{
    interface Rund
    {
        double Radius { get; set; }
    }
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace letfus_formen
{
    interface Eckig
    {
        uint Eckig { get; set; }
    }
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace letfus_formen
{
    class Rechteck : Form, Eckig
    {
        private int X;
        private double Y;
        private string[] color2;
      public  Rechteck(int x, double y, string[] color):base(x, Convert.ToInt32(y), color)
        {
            X = this.x;
            Y = this.y;
            color2 = this.Color;
        }

        uint Eckig.Eckig { get; set; }
        public int a;
        public double b;

        override public void BerechneUmfang()
        {
            Console.WriteLine( 2*a + 2*b);
        }
        override public void Zeichne()
        {
            Console.WriteLine("Zeichne Rechteck in Farbe:" + Color[0] + Color[1] + Color[2]);
        }

    }
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace letfus_formen
{
    class Radierer
    {
         public void Radieren(ref Rechteck a)
        {
            string b = a.getInfo();
            Console.WriteLine(b);
            a = null;


        }
    }
}