Share this:FacebookTwitterEmailPinterestLinkedInExercise 120 Ruiheng LiExercise 120 – Yifan Li Comments (1) Wesley Ihezue December 14, 2015 at 3:01 am The thickness of your doors seems a bit off. Try adding more thicker doors next time around Pingbacks list Join the discussion, leave a reply! Cancel comment Comment Name Email Website Notify me of follow-up comments by email. Notify me of new posts by email. Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.