1How participation in programming contests changes ones life, an unusual example (opens in new tab)(blog.spoj.com)1kuszi9y ago0
2Some approaches to hard instances of set partition problem (opens in new tab)(stackoverflow.com)1kuszi10y ago0
3Twit your code and receive your program's output as an answer (opens in new tab)(twitter.com)1kuszi12y ago0
4A code golfing site with an automatic grader (40 programming languages allowed). (opens in new tab)(spoj.com)2kuszi12y ago1
5An online tool to build simple tables and test SQL statements (opens in new tab)(ideone.com)1kuszi12y ago1
7Websites that Challenge and Sharpen Your Programming Skills with Puzzles (opens in new tab)(skilledmonster.com)8kuszi13y ago2
9Segment Trees: description + examples + excercises (opens in new tab)(letuskode.blogspot.in)2kuszi13y ago0
11Nice usage for an online compiler (Minecraft coordinates' calculator) (opens in new tab)(ideone.com)1kuszi13y ago0
13New online judge service dedicated to teaching programmers. (opens in new tab)(spox.spoj.pl)3kuszi13y ago1