Regarding DEC18 Chef and Interactive XOR

Whenever I’m trying to submit my code, it’s showing INTERNAL ERROR IN THE SYSTEM. What does that mean? Is there any problem with my code or anything else.

Send your code to me. I will check it.

This is phishing. ; ) What do you mean by? Send your code of an ongoing contest?

Hahahahahaha @ankit17134

It may be caused by slow internet connection.
You can try reloading/restarting the browser.