erikdietrich

static void Main(string[] args)
{
    var factory = new MailPieceFactory();
    var zipCodes = new List<int>();

    for (int index = 0; index < 23458333; index++)
    {
        zipCodes.Add(index % 100000);
        var randomPiece = factory.GetPiece(GetRandomKey());
        string pieceStatistics = randomPiece.GetStatistics(zipCodes[index]);

erikdietrich

public class MailPieceFactory
{
    private readonly Dictionary<char, MailPiece> _mailPieces = new Dictionary<char,MailPiece>();

    public MailPiece GetPiece(char key)
    {
        if (!_mailPieces.ContainsKey(key))
            _mailPieces[key] = BuildPiece(key);

        return _mailPieces[key];            

erikdietrich

public abstract class MailPiece
{
    public abstract decimal Postage { get; set; }
    public abstract decimal Width { get; set; }
    public abstract decimal Height { get; set; }
    public abstract decimal Thickness { get; set; }

    public string GetStatistics(int zipCode)
    {
        return string.Format("Zip code is {0}, postage is {1} and height is {2}",

erikdietrich

static void Main(string[] args)
{
    var zipCodes = new List<int>();
    var letter = new Letter();
    for (int index = 0; index < 23458333; index++)
    {
        zipCodes.Add(index % 100000);
        string pieceStatistics = letter.GetStatistics(zipCodes[index]);
        Console.Write(pieceStatistics);
    }

erikdietrich

static void Main(string[] args)
{
    var zipCodes = new List<int>();
    var letter = new Letter();
    for (int index = 0; index < 23458333; index++)
    {
        zipCodes.Add(index % 100000);
        Console.Write(string.Format("Zip code is {0}, postage is {1} and height is {2}",
            zipCodes[index], letter.Postage, letter.Height));
    }

erikdietrich

static void Main(string[] args)
{
    var pieces = new List<MailPiece>();
    for (long index = 0; index < 563000000; index++)
    {
        pieces.Add(new Letter() { DestinationZip = (int)(index % 100000) });
    }

    Console.ReadLine();
}

erikdietrich

static void Main(string[] args)
{
    var pieces = new List<MailPiece>();
    for (long index = 0; index < 23458333; index++)
    {
        pieces.Add(new Letter() { DestinationZip = (int)(index % 100000) });
    }

    Console.ReadLine();
}

erikdietrich

public class Postcard : MailPiece
{
    public override decimal Postage { get; set; }
    public override decimal Width { get; set; }
    public override decimal Height { get; set; }
    public override decimal Thickness { get; set; }

    public Postcard()
    {
        Postage = 0.33M;

erikdietrich

public abstract class MailPiece
{
    public abstract decimal Postage { get; set; }
    public abstract decimal Width { get; set; }
    public abstract decimal Height { get; set; }
    public abstract decimal Thickness { get; set; }

    public int DestinationZip { get; set; }
}

erikdietrich

public class Letter : MailPiece 
{
    public override decimal Postage { get; set; }
    public override decimal Width { get; set; }
    public override decimal Height { get; set; }
    public override decimal Thickness { get; set; }

    public Letter()
    {
        Postage = 0.46M;