static void Main()
{
LetterCollection cc = new LetterCollection();
foreach (string color in cc.Forward())
{
Console.Write("{0} ", color);
}
Console.WriteLine("");
}
static void Main()
{
LetterCollection cc = new LetterCollection();
IEnumerable <string> ieable = cc.Forward();
IEnumerator <string> ieator = ieable.GetEnumerator();
while (ieator.MoveNext())
{
Console.Write("{0} ", ieator.Current);
}
}