using System;

using System.IO;

using System.Text;

​

public class Program

{

public static void Main()

{

    Kangaroo joey = new Kangaroo();

    Console.WriteLine(joey.Wombat(1));

    Console.WriteLine(joey.Wombat(0));

    Console.WriteLine(joey.Wombat(-3));

    int koala = joey.Wombat(joey.Wombat(joey.Wombat(1)));

    try

    {

        Console.WriteLine((15 / koala) + " eggs per pound");

    }

    catch (DivideByZeroException)

    {

        Console.WriteLine("G’Day Mate!");

    }

}

}

class Kangaroo

{

    FileStream fs;

    int croc;

    int dingo = 0;

    public int Wombat(int wallaby)

    {

//      dingo ++;

        try

        {

            if (wallaby > 0)

            {

                fs = File.OpenWrite("wobbiegong");

            AddText(fs, "This is some text");

            AddText(fs, "This cccccccccccccccccis some more text,");

            AddText(fs, "\r\nand this is on a new line");

                    //fs.Close();

                croc = 0;

            }

            else if (wallaby < 0)

            {

                croc = 3;

            }

            else

            {

                fs = File.OpenRead("wobbiegong");

                           byte[] b = new byte[1024];

            UTF8Encoding temp = new UTF8Encoding(true);

            while (fs.Read(b,0,b.Length) > 0)

            {

                Console.WriteLine(temp.GetString(b));

            }

                croc = 1;

            }

        }

        catch (IOException)

        {

            croc = -3;

        }

        catch

        {

            croc = 4;

        }

        finally

        {

            if (dingo > 2)

            {

                croc -= dingo;

            }

        }

​

        return croc;

    }

        private static void AddText(FileStream fs, string value)

    {

        byte[] info = new UTF8Encoding(true).GetBytes(value);

        fs.Write(info, 0, info.Length);

    }

}