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Diamond II
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dong_gasDiamond II
dong_gas8
Diamond II 257129 until Diamond I
2,084 Solved1,524 Contributions34 Reverse rivals
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Date Added# Unlocked UsersTier
  • The 9th Hanyang University Programming Contest
    Participated in the 9th Hanyang University Programming Contest, or solved 1 or more problems in its open contest
    284
  • 2022 1st Calculus, Probability, and Statistics Cup
    2022 1st Calculus, Probability, and Statistics Cup
    Solved 1 or more problems in the 2022 1st Calculus, Probability, and Statistics Cup
    359
  • Spent 2022 with BOJ
    Spent 2022 with BOJ
    Solved 1 or more problems in Good Bye, BOJ 2022!
    606
  • GBS Coding Contest 2022
    GBS Coding Contest 2022
    Participated in GBS Coding Contest 2022, or solved 1 or more problems in its open contest
    292
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    93K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    27K
  • Professional Problem-solver
    Professional Problem-solver
    Solve 500 problems
    5.5K
  • 2-Star Problem-solving Technician
    2-Star Problem-solving Technician
    Solve 2,000 problems
    322
  • Boardgame Cup (2023)
    Boardgame Cup (2023)
    Solved 1 or more problems in Boardgame Cup
    584
  • The 2nd MatKor Cup : 2023 Winter
    The 2nd MatKor Cup : 2023 Winter
    Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
    473
  • 2023 KSA Automata Winter Contest
    2023 KSA Automata Winter Contest
    Achieved a score of over 100 in the 2023 KSA Automata Winter Contest
    362
  • Anime Cup (2023)
    Anime Cup (2023)
    Solved 1 or more problems in Anime Cup Season 1 or 2
    766
  • Spend 2023 with BOJ
    Spend 2023 with BOJ
    Solved 1 or more problems in Hello, BOJ 2023!
    290
  • Guardian of Balance - Gold
    Guardian of Balance - Gold
    Of the 8 tags displayed on the profile, achieve a rating of over 800 for 4 or more tags
    10K
  • Master of Balance - Gold
    Master of Balance - Gold
    Of the 8 tags displayed on the profile, achieve a rating of over 800 for 6 or more tags
    4.2K
  • Guardian of Balance - Platinum
    Guardian of Balance - Platinum
    Of the 8 tags displayed on the profile, achieve a rating of over 1600 for 4 or more tags
    924
  • Master of Balance - Platinum
    Master of Balance - Platinum
    Of the 8 tags displayed on the profile, achieve a rating of over 1600 for 6 or more tags
    364
  • 12345