public int Start()
{
OnTransferDisk?.Invoke(origem, auxiliar, destino, move);
Transfer(origem, destino, auxiliar, discos);
return(move);
}
private void MoveDisc(Stack <int> a, Stack <int> c, Stack <int> b)
{
move++;
int d = a.Pop();
c.Push(d);
OnTransferDisk?.Invoke(origem, auxiliar, destino, move);
}