Review of challange

Question

there must be a option to review at least wrong questions in a challenge.Sololearn is all about learning and hiding wrong answers question do not give opportunity to learn from mistakes and do not justify purpose of this app. like if you agree

Answer 1

This submission has pros and cons... Best answers I could find are in this post:
https://www.sololearn.com/Discuss/290150/?ref=app

Answer 2

https://www.sololearn.com/discuss/290150/?ref=app