I honestly do not see how excelling at writing the most optimal algorithm for a working elevator in under 30 mins is going to help me write bug-free web interfaces, mobile apps, or whatnot.
Update: As requested by Sajith Karingat (comment #29), I worked on a Phone Billing System in C++, as per his requirements. You can download it here. I have entered my final year in my B.Tech course, and with it, it’s placement time. Companies for the computer science stream (my stream) will start visiting my college […]