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Gold II
ProblemsUnrated
Arena
watergun0613Gold II
watergun06133
Gold II 130397 until Gold I
417 Solved2 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
  • 2022 shake!
    2022 shake!
    Participated in 2022 shake!, or solved 1 or more problems in its open contest
    208
    • 1