Retry quiz link

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// Automatically place a "Retry quiz" button to quiz results
function hdq_add_retry_link_to_quiz_results($quiz)
{
?>
    <p style="text-align: right;"><a href="<?php echo get_the_permalink(); ?>" id="hdq_retry_link">Retry Quiz</a></p>
<?php
}
add_action("hdq_results_after_content", "hdq_add_retry_link_to_quiz_results", 10, 1);