• WTF

I would like to give some feedback about ...

From: https://js.checkio.org/mission/fizz-buzz/solve/

Accidently click check instead of run, and task is fail, why don't u ask before proceed "are you sure to proceed"?

HTTP_USER_AGENT:

Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36