[Puzzle Solving Programming Practice?]

I suggest the problem sets from the ACM International Collegiate Programming Contest. If you can solve two problems in 8 hours, then you're doing better than most university students.

Just google "ICPC problems", there are a ton of resources.

[Episode 5x16]

Concerning the YourLAN contest, first of all, it's a long 'e' in Levi. And, what do I win?