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For the 2018-2019 school year, we have switched to using the WLMOJ judge for all MCPT related content. This is an archive of our old website and will not be updated.

Problem

Describe problem.

Input

Describe input.

Output

Describe output.

Sample Input

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Sample Output

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Explanation for Sample Output

Explain sample output.

Editorial

Read only if you are stuck or have already solved the problem.