public static void Main()
{
var originator1 = new Originator("Originator");
originator1.Append("List of Programming Languages\n");
originator1.Append("C++");
originator1.Append("Java");
originator1.Append("C#");
originator1.Append("Python");
originator1.Append("Groovy");
originator1.Append("Ruby");
var memento = originator1.CreateMemento();
var originator2 = new Originator();
originator2.SetMemento(memento);
originator2.Print();
Console.ReadKey();
}