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Gold III
ProblemsC+
Arena
smiley07Gold III
smiley073
Gold III 1130120 until Gold II
765 Solved43 Reverse rivals
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Date Added# Unlocked UsersTier
  • Level 1 Sprout
    Solved problems for 2 days in a row
    116K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    73K
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    34K
  • Level 4 Sprout
    Solved problems for 16 days in a row
    18K
  • Level 5 Sprout
    Level 5 Sprout
    Solved problems for 32 days in a row
    11K
  • Level 6 Sprout
    Solved problems for 64 days in a row
    6.1K
  • Level 7 Sprout
    Level 7 Sprout
    Solved problems for 128 days in a row
    3.1K
  • Level 8 Sprout
    Level 8 Sprout
    Solved problems for 256 days in a row
    1.4K
  • Warmth in the Snow (2022)
    Warmth in the Snow (2022)
    Solved 1 or more problems in the Invitation of the Winter Forest
    462
  • 2022 Seoul Cyber University Programming Contest
    2022 Seoul Cyber University Programming Contest
    Participated in 2022 Seoul Cyber University Programming Contest, or solved 1 or more problems in its open contest
    339
  • Christmas Gift (2022)
    Christmas Gift (2022)
    Earn at least 5 gifts from the Make a Tree event, 2022
    725
  • Spent 2022 with BOJ
    Spent 2022 with BOJ
    Solved 1 or more problems in Good Bye, BOJ 2022!
    606
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    142K
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    98K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    61K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    29K
  • Professional Problem-solver
    Professional Problem-solver
    Solve 500 problems
    5.9K
  • Boardgame Cup (2023)
    Boardgame Cup (2023)
    Solved 1 or more problems in Boardgame Cup
    584
  • The 1st hjroh Cup (2023)
    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
    • 123