static void RunCrowdRecDemo(string[] args) { string entitiesFile, relationsFile; if (args.Length == 2) { entitiesFile = args[0]; relationsFile = args[1]; } else { entitiesFile = Paths.MovieLensCrowdRecEntities; relationsFile = Paths.MovieLensCrowdRecRelations; } var cr = new CrowdRecDemo(entitiesFile, relationsFile); cr.RunDemo(); }