Is there any to copy the code from the challenges and try them after completing the challenge?

Answer 1

if you are on android try fooview it's text recognition will copy the text for you

https://m.youtube.com/watch?v=z9NS3KIE_yI
🎥 fooView - Float Viewer for Android - YouTube

https://play.google.com/store/apps/details?id=com.fooview.android.fooview&hl=en
fooView - Float Viewer - Android Apps on Google Play

Answer 2

When the challenge is completed you can view answers at that time see the code and run it.

Answer 3

but rewriting it again takes time..