static void Main(string[] args)
{
AppController controller = new AppController();
controller.GetGraph("example.xml");
controller.WriteWorks();
controller.CalculateDueTime();
controller.WriteNewDueTime();
controller.OrderWorks();
controller.WriteLateness();
controller.WriteMaxLateness();
controller.WriteTime();
controller.ShopGraph();
controller.ShowResult();
Console.WriteLine("\nNaciśnij dowolny klawisz aby zakończyć...");
Console.ReadLine();
}