Some comment updates.
Problem 14
Problem 11, done
Oops, left it in debug mode.
Problem 16
Problem 16
Another low hanging fruit.
Problem 20
Forgot the actual file
First shot at 215.  ;)
Comment asking myself why it's so butt-slow.
Hehe, typo.
It's faster now I guess
Restructure code and add comments to be more readable in case someone actually cares.  Or in case someone is interviewing and googling for solutions, cough cough.
Wrote a stream for 215, did not seem to help at all.