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Gold V
ProblemsUnrated
Arena
birdcantflyGold V
birdcantfly2
Gold V 91040 until Gold IV
218 Solved3 Reverse rivals
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Date Added# Unlocked UsersTier
  • UCPC 2023
    UCPC 2023 혹은 Open Contest에 출전
    873
  • Spent 2021 with BOJ
    Spent 2021 with BOJ
    Solved 1 or more problems in Good Bye, BOJ 2021!
    644
    • 1