// Thanks to the fact that the child-management operations are declared
// in the base Component class, the client code can work with any
// component, simple or complex, without depending on their concrete
// classes.
public void ArvoreFamilia2(Familia familia1, Familia familia2)
{
Console.WriteLine($"RESULT: {familia1.Operation()} + {familia2.Operation()}");
}
public void ArvoreFamilia(Familia filho)
{
Console.WriteLine($"RESULT: {filho.Operation()}\n");
}
