Practice for Programming Competitions using an online judge

Programming Challenges contains over 100 programming challenges found in multiple programming books that will provide you with an excellent resource for practicing for a programming competition or for simply polishing your skills.

The premise is simple. After signing up you simply choose a problem, read the description that contains sample input and ouput, and then submit it to an online judge. You then can submit your response in either C++, Java, or Pascal.

Upon submitting your answer, within seconds you should receive one of the following responses: Correct, Incorrect, Presentation Error, or Time Exceeded. You can retry the problem multiple times if you didn’t answer it correctly or go on to view statistics based on your submissions and of other users.
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