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Diamond I
ProblemsC+
Arena
eaststarDiamond I
eaststar7
Diamond I 264456 until Ruby V
1,770 Solved1,044 Contributions1 Reverse rivals
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Date Added# Unlocked UsersTier
  • The 1st hjroh Cup (2023)
    Solved 1 or more problems in the 1st hjroh Cup
    255
  • 2023 Chung-Ang University CHAC
    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
  • The 1st AGCU Cup
    The 1st AGCU Cup
    Solved 2 or more problems in the 1st AGCU Cup
    530
  • 2023 Ajou University Programming Contest
    2023 Ajou University Programming Contest
    Participated in 2023 APC, or solved 1 or more problems in its open contest
    314
  • The Spy (2023)
    The Spy (2023)
    Participated in 2023 Inha University Programming Contest, or solved 1 or more problems in its open contest
    463
  • 2023 Sogang University Freshman Cup
    2023 Sogang University Freshman Cup
    Participated in 2023 Sogang University Freshman Cup, or solved 2 or more problems in its open contest
    363
  • The 2nd Chocolate Cup (2022)
    The 2nd Chocolate Cup (2022)
    Solved 1 or more problems in the 2nd Chocolate Cup
    413
  • 2023 브실컵
    2023 브실컵
    2023 브실컵에 출전해 3문제 이상 해결
    491
    • 12