public void Visit(IElement element)
{
Kid kid = (Kid)element;
Console.WriteLine("Salesman: " + this.Name + " gave the school bag to the child: " + kid.Name);
}
public void Visit(IElement element)
{
Kid kid = (Kid)element;
Console.WriteLine("Doctor: " + this.Name + " did the health checkup of the child: " + kid.Name);
}