Iwill admit. I thought I got this problem right at first glance. But upon further evaluation, I still arrived at the right answer. This question is a fun one because it’s one of the questions for students who want to study computer science at the University of Cambridge. Let’s see if you are smart enough to get in.
Here’s a hint: substituting values in might help …
I recommend you to pause the article, grab your pen and paper, and give this a go. When you are ready, keep reading for the solution!