Traceback error without understanding

Question

I created this guess game that has a clean short code but even though it's working I keep on getting this traceback error that am pretty furious about
https://code.sololearn.com/ck7SbtzN8184/?ref=app

Answer 1

Your code is working fine as you expect.
Inputs should be given like this
4
A

Take a look at this lesson
https://www.sololearn.com/post/664632/?ref=app

Answer 2

Thanks Simba