I have moved this to a more appropriate forum. Please pay attention to what each forum is. This in no way can be considered a topic for "Certification results".
Next...I can't even READ the assignment you posted. Can you try again, only this time, post text, not a screenshot or .gif. Make it EASY for old folks like me with bad eyes to help you, and you are much more likely to get said help.
There are only two hard things in computer science: cache invalidation, naming things, and off-by-one errors