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Gold II
ProblemsC
Arena
sang777Gold II
sang7773
Gold II 1294106 until Gold I
292 Solved1 Reverse rivals
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Date Added# Unlocked UsersTier
  • 2022 shake!
    Participated in 2022 shake!, or solved 1 or more problems in its open contest
    208
  • 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
  • SUAPC 2023w
    SUAPC 2023w
    Participated in SUAPC 2023 Winter, or solved 1 or more problems in its open contest
    380
  • Skilled Problem-solver
    Solve 200 problems
    27K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    58K
  • Beginner Problem-solver
    Solve 50 problems
    93K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    135K
  • Level 7 Sprout
    Solved problems for 128 days in a row
    2.8K
  • Level 6 Sprout
    Level 6 Sprout
    Solved problems for 64 days in a row
    5.7K
  • Level 5 Sprout
    Level 5 Sprout
    Solved problems for 32 days in a row
    9.8K
  • Level 4 Sprout
    Level 4 Sprout
    Solved problems for 16 days in a row
    17K
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    31K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    68K
  • Level 1 Sprout
    Level 1 Sprout
    Solved problems for 2 days in a row
    109K
    • 12