static void Main(string[] args)
{
try
{
Console.WriteLine("Starting Shopping Basket..." + Environment.NewLine + Environment.NewLine);
ShoppingBasket basket = new ShoppingBasket();
basket.GetCommand(Console.ReadLine());
Console.WriteLine(basket.Output());
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
finally
{
Console.WriteLine(Environment.NewLine + "Finished.");
Console.ReadKey();
}
}
public abstract decimal CalculateDiscount(ShoppingBasket basket);