personal views on interview questions of course "Algorithms" in coursera by Princeton, not guaranteed to be correct
the course link is https://www.coursera.org/learn/algorithms-part1 and https://www.coursera.org/learn/algorithms-part2
Looking back years after I created this repo, I can see some dazzling blatant errors in my answers. However, I don't have energy to update it nowadays. So use it with your judgement.