using System;

class Program
{
    static void Main ( string [] args )
    {
        Tenant [] arr = new Tenant [5] ;

        arr [1] = new Tenant("pacan",10);

        Predicate<Tenant> tenant = FindTenant;

        Console.WriteLine (Array.FindLastIndex(arr,tenant));
    }

    public static bool FindTenant ( Tenant ten )
    {
        return ten != null;
    }
}

class House
{
    ConsoleColor HouseColor;
    string Adress;
    int MaxTenants;
    private Tenant [] Tenants;
    public bool IsFull = false;

    public House ( ConsoleColor col, string adr, int max )
    {
        HouseColor = col;
        Adress = adr;
        MaxTenants = max;
        Tenants = new Tenant [max];
    }

    public void ShowAdress ( )
    {
        ConsoleColor defaultColor = Console.ForegroundColor;
        Console.ForegroundColor = HouseColor;
        Console.WriteLine (Adress);
        Console.ForegroundColor = defaultColor;
    }

    public void FillHouse ( params Tenant []  tenant)
    {
        //if ( Tenants.GetUpperBound (0) != Tenants.Length - 1 )
        //{
        //  int tensCount = Tenants.GetUpperBound ( 0 );
        //  while ( !IsFull )
        //  {
        //      Tenants [tensCount] = tenant [tensCount];
        //      if ( tensCount == tens.Length - 1 )
        //      {
        //          IsFull = true;
        //          Console.WriteLine ( "Этот дом уже заполнен" );
        //      }
        //  }

        //}

        }
}

class Tenant
{
    string Name;
    byte Age;

    public Tenant (string name, byte age)
    {
        Name = name;
        Age = age;
    }
}