using System;

using System.Collections.Generic;

using System.Collections;

using System.IO;

​

​

public class Venue

{

    private String VenueID;

    private int NrSeats;

    private Boolean Avaliable;

    public Venue(String VenueID,int NrSeats)

    {

       this.VenueID=VenueID;

       this.NrSeats=NrSeats;

    }

    public Venue(String ID,int VenueNrSeats,bool Avail)

    {

        this.VenueID=ID;

        this.NrSeats=VenueNrSeats;

        this.Avaliable=Avail;

    }

    public String GetID()

    {

    return  VenueID;

    }

    public int GetNrSeats()

    {

        return NrSeats;

    }

    public Boolean isAvailable()

    {

        return Avaliable;

    }

    public void BookVenue(Boolean Available)

    {

        Available=false;

    }

    public void CancelVenue(Boolean Available)

    {

        Available =true;

    }

     public void Display()

     {

         Console.WriteLine( "VenueID :{0}   Number Of Seats; {1}",VenueID,NrSeats);

     }

}

public  class VenueList

{   ArrayList List;

    String FileName;

      ReadData();

 public VenueList()

 {

     List= new ArrayList();

 }

 public void Close()

 {

     WriteData();

 }

     void ReadData()

     {

         StreamReader SR= new StreamReader("FileName");

         string VenueID;

         int NrSeats;

         while(!SR.EndOfStream)

         {

             VenueID=SR.ReadLine();

             NrSeats=int.Parse(SR.ReadLine());

              Venue NewOne= new Venue(VenueID,NrSeats);

         List.Add(NewOne);

         }

         SR.Close();

     }

 void WriteData()

 {

     StreamWriter SW=new StreamWriter("FileName");

     foreach(Venue cur in List)

     {

         SW.WriteLine(cur.GetID());

         SW.WriteLine(cur.GetNrSeats());

     }

     SW.Close();

 }

}       

​

public class Program

{

    public static void Main()

    {  

        VenueList List= new VenueList();

        Console.WriteLine("Hello World");

        List.Close();

        Console.ReadLine();

    }

}