The URI Online Judge is a project that is being developed by the Computer Science Department of URI University. The main goal of the project is to provide programming practice and knowledge sharing. Credits
The URI Online Judge contains more than 500 problems divided in 8 big categories. This division help the users to focus on specific programming topics. All problems are available in Portuguese and English. Repository
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Solve the available problems using C++ and / or Java, competing with other users. As a challengee, improve your ranking, solving as many problems as possible and tunning your source code to run fast. Check the Rank
The website contains several tutorials and materials available to enhance knowledge in several programming areas. Also suggestions of books on algorithms and programming practice for competition. Check the Materials