You left out Berkeley's annual programming contest: http://www.cs.berkeley.edu/~hilfingr/programming-contest/ http://www.cs.berkeley.edu/~hilfingr/programming-

You left out Berkeley's annual programming contest: http://www.cs.berkeley.edu/~hilfingr/programming-contest/ http://www.cs.berkeley.edu/~hilfingr/programming-contest/ The bottom of the page also has links to problem sets from a bunch of other contests.