static void Main(string[] args)
{
int cardType = 1;
ICreditCard cardDetails = CardFactory.GetCardInstance(cardType);
if (cardDetails != null)
{
Console.WriteLine("Card Type : " + cardDetails.GetCardType());
Console.WriteLine("Credit Limit : " + cardDetails.GetCreditLimit());
Console.WriteLine("Annual Charge : " + cardDetails.GetAnnualCharge());
}
else
{
Console.Write("Invalid!");
}
Console.ReadLine();
}
