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Overall Editorial

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A - Round decimals

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B - Full House

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C - Maritozzo

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D - Light It Up

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E - Dango

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• Proposer's Implementation by evima

F - Convex Quadrilateral

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G - Max Multiple

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H - Cheating Amidakuji

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I - Cans and Openers

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• User Editorial by Kiri8128