Understanding double recursion

Detection score: 4.5

<p><a href="https://www.youtube.com/watch?v=ygK0YON10sQ" rel="nofollow noreferrer">https://www.youtube.com/watch?v=ygK0YON10sQ</a></p>

<p>Please, use this video for your understanding purpose.</p>
Posted 11 days ago | reported 11 days ago
Posted by user1494990 (6)

Caught by 4 reasons: