private function checkWhichPart(int $dado, int $position)
    {
        if ($dado > 12) {
            $current = $this->setDateInfo('dia', 'ano');
            if ($current) {
                $this->data[$current] = $dado;
                $this->position[$current] = $position;
            }
        } else {
            $current = $this->setDateInfo('mes', 'dia', 'ano');
            if ($current) {
                $this->data[$current] = $dado;
                $this->position[$current] = $position;
            }
        }
    }