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Platinum II
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kangjj17Platinum II
kangjj176
Platinum II 206337 until Platinum I
837 Solved61 Contributions5 Reverse rivals
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Date Added# Unlocked UsersTier
  • 2023 Sogang University Freshman Cup
    Participated in 2023 Sogang University Freshman Cup, or solved 2 or more problems in its open contest
    363
  • The Spy (2023)
    The Spy (2023)
    Participated in 2023 Inha University Programming Contest, or solved 1 or more problems in its open contest
    463
  • Guardian of Balance - Silver
    Guardian of Balance - Silver
    Of the 8 tags displayed on the profile, achieve a rating of over 200 for 4 or more tags
    54K
  • Master of Balance - Silver
    Master of Balance - Silver
    Of the 8 tags displayed on the profile, achieve a rating of over 200 for 6 or more tags
    33K
  • Creator of Balance - Silver
    Creator of Balance - Silver
    Achieve a rating of 200 or higher for all 8 tags displayed on the profile
    5.1K
  • 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
    12K
  • 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
    5K
  •  Dress Rehearsal (2023)
    Dress Rehearsal (2023)
    Achieved a score of over 41 in the Dress Rehearsal
    441
  • Spend 2023 with BOJ
    Spend 2023 with BOJ
    Solved 1 or more problems in Hello, BOJ 2023!
    290
  • Anime Cup (2023)
    Anime Cup (2023)
    Solved 1 or more problems in Anime Cup Season 1 or 2
    766
  • Boardgame Cup (2023)
    Boardgame Cup (2023)
    Solved 1 or more problems in Boardgame Cup
    584
  • Professional Problem-solver
    Professional Problem-solver
    Solve 500 problems
    6.4K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    31K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    65K
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    103K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    149K
  • IamCoder 2022 Year-end Contest
    IamCoder 2022 Year-end Contest
    Participated in IamCoder 2022 Year-end Contest, or in its open contest
    269
  • 1234