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Silver IV
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concon1210Silver IV
concon12100
Silver IV 32377 until Silver III
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Date Added# Unlocked UsersTier
  • Java
    Java 8, Java 8 (OpenJDK), Java 11, Java 15 중 하나의 언어로 아무 문제나 해결
    37K
  • Guardian of Balance - Bronze
    Guardian of Balance - Bronze
    Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
    104K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    149K
    • 1