the CEOI 2011 has ended.
The 18th Central European Olympiad in Informatics takes place in Gdynia, Poland, from July 7th (arrival day) to July 12th (departure day), 2011.
Delegations from the Croatia, Czech Republic, Germany, Hungary, Poland, Romania, and Slovakia are invited as regular participants. We are delighted to have the following countries participating as guests: Slovenia and Switzerland.
New: CEOI 2011 Booklet with task statements and solutions is available in the tasks section.
Submit your solutions in MAIN.