void ABPOddPrint (PtABPNode proot)
{
	if (proot == NULL) { Error = ABP_EMPTY; return; } /* arvore vazia - empty tree */

    Error = OK;

    if (proot->PtLeft != NULL)	/* subarvore esquerda - left subtree */
    	ABPOddPrint (proot->PtLeft);

    if (proot->Elem % 2)
    	printf ("%d ", proot->Elem);

    if (proot->PtRight != NULL)	/* subarvore direita - right subtree */
		ABPOddPrint (proot->PtRight);

}