Some of you may have heard aout this site, but for those who did not and who want to show their knowledge by competing with others and practice at the same time this is the perfect place.
The Croatian open competition in informatics organizes one online competition each month. The next competition is going to be held at saturday precisely 18.02.2012. at 14:00 GMT/UTC. It lasts four hours and has 6 tasks which have to be solved. The tasks are sorted by difficulty, so that the first one is the easiest. You may use Pascal, C/C++ or Java as your programming language of choice.
For all those who are planning to participate: GOOD LUCK