private static void Main()
{
Element first = new Element("First");
Element second = new Element("Second");
Element third = new Element("Third");
Element fourth = new Element("Fourth");
Stack stack = new Stack();
stack.Add(first);
stack.Add(second);
stack.Add(third);
stack.Add(fourth);
stack.Get();
stack.GetRemove();
stack.Get();
stack.Remove();
stack.Get();
stack.Remove();
stack.Remove();
Console.WriteLine("Is there any elements in stack?: " + stack.Check().ToString());
Console.Read();
}