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Platinum V
ProblemsC+
Arena
ishs281214Platinum V
ishs2812145
Platinum V 173713 until Platinum IV

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840 Solved46 Contributions1 Reverse rivals
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  • Codemaster 2023
    Participated in the Codemaster 2023 by Songdo Highschool, or solved 1 or more problems in its open contest
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