using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Simpsons { internal class Bart : Familie { public Bart() { this.vorname = " Bart"; } public void skateboardGefahren() { this.zähler++; } public void ausgabe() { Console.WriteLine($"{this.zähler} Skateboard gefahren."); } } }