The reason why most coders (who came to an interview) cannot code is simple: a decent coder gets a job after a few tries. A pretender (in my experience, a degre

The reason why most coders (who came to an interview) cannot code is simple: a decent coder gets a job after a few tries. A pretender (in my experience, a degree from IITs or some other degree mills from the same part of the world strongly correlates with that) would go to hundreds of interviews only to be rejected util he hits an equally incompetent interviewers. The pretenders are way over-represented in the pool, and simple programming tasks do an admirable job of filtering them out without much loss of time.