Croatian Open Competition in Informatics - COCI 2012/2013 [4th contest]

The fourth contest in the series will be held on this Saturday, January 19, starting at 14:00 (GMT/UTC). Check out your local times at

The contest will be three hours long and will feature six tasks. The tasks will be of widely varying difficulty; we are hoping to have many beginner or up-and-coming contestants participate, as well as those more experienced. You may use Pascal, C/C++ or Java as your programming language of choice. The two relevant websites are: - information about the contest - contest system
We hope that you will join us or encourage your students to do so!

This is the seventh year in a row that we are hosting the COCI series. You can find tasks (statements, test data and solutions) from the previous four years at That is over 260 original tasks for students to practice on!

Project Manager
Kresimir Malnar

Organization Manager for Croatian Computer Science Association
Ivo Separovic