December 2011 Cook-off Problem Editorials

Problem Setter for the contest was Hiroto Sekido.

Problem Tester for the contest was shangjingbo.

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CIEL8STR : Ciel and New Menu

Editorial

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CIELAB : Ciel and A-B Problem

Editorial

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CIELBTL : Ciel and Battle Arena

Editorial

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CIELQUIZ : Ciel and Quiz Game

Editorial

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CIELWALK : Ciel and Random Walk

Editorial

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