Even odd classes in WordPress loop

even_odd_classes.php

<?php

// WP_Query Arguments
$args = array(
  'order' => 'DESC',
  'posts_per_page' => 5
);

// The Loop
$query = new WP_Query( $args );
   while ( $query->have_posts() ) : $query->the_post();
  
      // The count (must be inside the loop)
      $count++;
      $even_odd_class = ( ($count % 2) == 0 ) ? "even" : "odd"; 

?>

	<div class="<?php echo $even_odd_class; ?>">
		<p>Some content</p>
	</div>

<?php endwhile; wp_reset_postdata(); ?>