At the end of the day, the question itself is a tool, not the goal. When interviewing, I look at how the person approaches a problem and works through it. I don

At the end of the day, the question itself is a tool, not the goal. When interviewing, I look at how the person approaches a problem and works through it. I don't really care if they get to the end or not. People who complain about memorization and difficulty are kinda missing the point. Just like learning math at school isn't really about knowing how to do trig, but being able to think logically and do problem solving.