_:n20a9c1edc8184639945e2d08d7e9d4b1xb0
<http://schema.org/mainEntityOfPage>
<https://impaedcard.com/online-courses/how-long-should-a-coding-challenge-take>
<https://www.impaedcard.com/online-courses/how-long-should-a-coding-challenge-take>