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Platinum II
ProblemsUnrated
Arena
rhgustmd123Platinum II
rhgustmd1236
Platinum II 200199 until Platinum I

https://github.com/cciissoo

1,505 Solved38 Contributions29 Reverse rivals
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Date Added# Unlocked UsersTier
  • Level 1 Sprout
    Solved problems for 2 days in a row
    127K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    81K
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    37K
  • Level 4 Sprout
    Solved problems for 16 days in a row
    20K
  • Level 5 Sprout
    Level 5 Sprout
    Solved problems for 32 days in a row
    12K
  • Level 6 Sprout
    Solved problems for 64 days in a row
    6.8K
  • Level 7 Sprout
    Level 7 Sprout
    Solved problems for 128 days in a row
    3.6K
  • Level 8 Sprout
    Level 8 Sprout
    Solved problems for 256 days in a row
    1.7K
  • Level 9 Sprout
    Level 9 Sprout
    Solved problems for 512 days in a row
    651
  • 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
  • IamCoder 2022 Year-end Contest
    IamCoder 2022 Year-end Contest
    Participated in IamCoder 2022 Year-end Contest, or in its open contest
    269
  • 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
    154K
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    107K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    68K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    32K
  • Professional Problem-solver
    Professional Problem-solver
    Solve 500 problems
    6.8K
  • 1-Star Problem-solving Technician
    1-Star Problem-solving Technician
    Solve 1,000 problems
    1.8K
  • Boardgame Cup (2023)
    Boardgame Cup (2023)
    Solved 1 or more problems in Boardgame Cup
    584
  • The 2nd MatKor Cup : 2023 Winter
    The 2nd MatKor Cup : 2023 Winter
    Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
    473
    • 1234