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Bronze II
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changwoo1204Bronze II
changwoo12041
Bronze II 12921 until Bronze I
39 Solved
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Date Added# Unlocked UsersTier
  • Level 1 Sprout
    Solved problems for 2 days in a row
    123K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    78K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    149K
  • 1