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Bronze I
ProblemsUnrated
Arena
wjb0103Bronze I
wjb01031
Bronze I 1973 until Silver V
56 Solved
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Date Added# Unlocked UsersTier
  • Level 1 Sprout
    Solved problems for 2 days in a row
    126K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    153K
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    107K
  • C#
    C#
    C#로 아무 문제나 해결
    2.9K
    • 1