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Ruby V
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benedict0724Ruby V
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Ruby V 272179 until Ruby IV

GSHS 39th / NYPC 2021 1519 부문 대상 / NYPC 2022 1519 부문 동상 / KOI 2021 고등부 은상 / KOI 2022 고등부 금상 / KOI 2023 고등부 대상 / Codeforces International Grandmaster

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