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Gold I
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choo5145Gold I
choo51455
Gold I 15946 until Platinum V
1,158 Solved4 Reverse rivals
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Date Added# Unlocked UsersTier
  • Master of Balance - Bronze
    Of the 8 tags displayed on the profile, achieve a rating of over 30 for 6 or more tags
    73K
  • 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
    31K
  • Creator of Balance - Silver
    Creator of Balance - Silver
    Achieve a rating of 200 or higher for all 8 tags displayed on the profile
    4.7K
  • 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
    11K
  • 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
    4.6K
  • A yellow badge with a blue ribbon that seems to fit somewhere (2023)
    A yellow badge with a blue ribbon that seems to fit somewhere (2023)
    Solved a problem with ‘41’ in its ID, between 6:00 AM April 1, 2023 KST and 1:00 AM April 3, 2023 KST
    1.2K
  • 1-Star Problem-solving Technician
    1-Star Problem-solving Technician
    Solve 1,000 problems
    1.5K
  • Professional Problem-solver
    Professional Problem-solver
    Solve 500 problems
    5.9K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    29K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    61K
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    98K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    142K
  • Christmas Gift (2022)
    Christmas Gift (2022)
    Earn at least 5 gifts from the Make a Tree event, 2022
    725
  • The 2nd Korea Aerospace University Programming Contest
    The 2nd Korea Aerospace University Programming Contest
    Participated in the 2nd Korea Aerospace University Programming Contest, or solved 1 or more problems in its open contest
    164
  • 2022 IGRUS Newbie Programming Contest
    2022 IGRUS Newbie Programming Contest
    Participated in 2022 IGRUS Newbie Programming Contest, or solved 1 or more problems in its open contest
    292
  • 2022 Chung-Ang University Programming Contest
    2022 Chung-Ang University Programming Contest
    Participated in 2022 Chung-Ang University Programming Contest, or solved 1 or more problems in its open contest
    261
  • Summer Postcard Decoration: Top 1,000 (2022)
    Summer Postcard Decoration: Top 1,000 (2022)
    Achieved a rank of top 1,000 in the Summer Postcard Decoration event, 2022
    884
  • UCPC 2022
    UCPC 2022
    Participated in UCPC 2022, or its open contest
    991
  • 123