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Silver IV
Problems
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Arena
dongu11Silver IV
dongu111
Silver IV 33961 until Silver III
91 Solved
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Date Added# Unlocked UsersTier
  • Guardian of Balance - Bronze
    Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
    98K
  • 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
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    98K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    142K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    73K
  • Level 1 Sprout
    Level 1 Sprout
    Solved problems for 2 days in a row
    116K
  • 1