Habijabi | Can you solve this, Sherlock?
Warning. If you like puzzles, this w ill take up a lot of your time. I've been (trying to do)/doing algorithmic programming on Hackerrank and other similar websites for the past couple of months. (Practising competitive coding is the only way to get a soft engineer job, apparently.) Some problems are really fun, while others are now standard algorithms that took humanity 10s of years to figure out - you can't expect yourself to come up with solutions to all of them without sitting through the theory. I was trying out 'interview practice questions' on Hackerrank, when I found this. This question is one of a kind, I haven't come across anything like it before, and certain you haven't either. It took me 10 minutes and a slight peek at the discussions tab to convince myself this question is legit. A guy mockingly posted "IMHO, the problem is a hacker challenge - it's not a reasonable "practice interview problem" unless you are interviewing