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bungmintRuby V
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Ruby V 271684 until Ruby IV

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Date Added# Unlocked UsersTier
  • Dress Rehearsal (2023)
    Achieved a score of over 41 in the Dress Rehearsal
    441
  • AI Network Scholarium I - 1 Solve
    AI Network Scholarium I - 1 Solve
    Solved 1 or more problems in AI Network Scholarium I
    118
  • 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
  • Professional Problem-solver
    Solve 500 problems
    6.8K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    32K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    68K
  • Beginner Problem-solver
    Solve 50 problems
    107K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    154K
  • Spent 2022 with BOJ
    Spent 2022 with BOJ
    Solved 1 or more problems in Good Bye, BOJ 2022!
    606
  • 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
  • Warmth in the Snow (2022)
    Warmth in the Snow (2022)
    Solved 1 or more problems in the Invitation of the Winter Forest
    462
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    38K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    81K
  • Level 1 Sprout
    Level 1 Sprout
    Solved problems for 2 days in a row
    127K
    • 123