Sololearn not displaying page source

Question

I am trying to view page source of any website but SoloLearn doesn't display the page source. How do I view that?

https://code.sololearn.com/W3qHFxG67ap5/?ref=app

Answer 1

Code Playground is blocking the source to load, I think you can't see the page source with current version of Code Playground.

Answer 2

But still with http also the Sololearn is not displaying the page source