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Silver II
ProblemsUnrated
Arena
acuariumSilver II
acuarium2
Silver II 533117 until Silver I
91 Solved3 Reverse rivals
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Date Added# Unlocked UsersTier
  • 2023 Chung-Ang University CHAC
    Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
    341
    • 1