static void Main(string[] args) { Console.WriteLine("---- Xml Interface ----"); ISystem xmlSystem = SystemFactory.GetSystemXML(); Execute(xmlSystem, "xml_input.txt"); Console.WriteLine(); Console.WriteLine("---- KeyValue Interface ----"); Console.WriteLine("---- Xml Interface ----"); ISystem keyValueSystem = SystemFactory.GetSystemKeyValue(); Execute(keyValueSystem, "key_value_input.txt"); Console.WriteLine(); }