Code Coach Challenge Not Listed

Question

https://sololearn.com/coach/1234/?ref=app
This is the only Node.js challenge I know of, but it is no longer listed in the challenges.
What is the reason for this?
Are there more challenges that are not listed?

Answer 1

Where did you find this code coch

Answer 2

Tharul Nejana it was listed in the code coach list, but disappeared after the most recent update.