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Platinum IV
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sivcde0405Platinum IV
sivcde04054
Platinum IV 1786114 until Platinum III
828 Solved22 Contributions27 Reverse rivals
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Date Added# Unlocked UsersTier
  • A yellow badge with a blue ribbon that seems to fit somewhere (2023)
    Solved a problem with ‘41’ in its ID, between 6:00 AM April 1, 2023 KST and 1:00 AM April 3, 2023 KST
    1.2K
  •  Dress Rehearsal (2023)
    Dress Rehearsal (2023)
    Achieved a score of over 41 in the Dress Rehearsal
    441
  • Anime Cup (2023)
    Anime Cup (2023)
    Solved 1 or more problems in Anime Cup Season 1 or 2
    766
  • Boardgame Cup (2023)
    Boardgame Cup (2023)
    Solved 1 or more problems in Boardgame Cup
    584
  • Professional Problem-solver
    Professional Problem-solver
    Solve 500 problems
    6.6K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    31K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    66K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    151K
  • SciOI 2022
    SciOI 2022
    Participated in SciOI 2022, or solved 1 or more problems in its open contest
    226
  • IamCoder 2022 Year-end Contest
    IamCoder 2022 Year-end Contest
    Participated in IamCoder 2022 Year-end Contest, or in its open contest
    269
  • 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
  • Christmas Gift (2022)
    Christmas Gift (2022)
    Earn at least 5 gifts from the Make a Tree event, 2022
    725
  • Warmth in the Snow (2022)
    Warmth in the Snow (2022)
    Solved 1 or more problems in the Invitation of the Winter Forest
    462
  • Gomgom Silver Award (2022)
    Gomgom Silver Award (2022)
    Solved 1 or more problems in the 2nd Gomgom Cup · © Hana Kim
    553
  • Sinchon Station (2022)
    Sinchon Station (2022)
    Participated in 2022 ICPC Sinchon Summer Algorithm Camp Contest, or solved 1 or more problems in its open contest
    388
  • Chicken Dance (2022)
    Chicken Dance (2022)
    Solved 1 or more problems in the 1st Gomgom Cup · © Hana Kim
    586
  • Level 4 Sprout
    Level 4 Sprout
    Solved problems for 16 days in a row
    19K
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    36K
  • 123