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Ruby IV
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CoxieRuby IV
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Ruby IV 280644 until Ruby III
2,507 Solved109 Contributions19 Reverse rivals
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Date Added# Unlocked UsersTier
  • UCPC 2020 Finals
    Participated in UCPC 2020 Finals
    361
  • 2020 with BOJ
    2020 with BOJ
    Solved problem A within the competition time of Good Bye, BOJ 2020!
    337
  • 1 Solve
    Celebrated the 1st anniversary of solved.ac
    5K
  • UCPC 2021
    UCPC 2021
    Participated in UCPC 2021
    425
  • Orange (2021)
    Orange (2021)
    Solved 1 or more problems in the Orange Cup
    115
  • Level 1 Sprout
    Solved problems for 2 days in a row
    125K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    80K
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    37K
  • Level 4 Sprout
    Solved problems for 16 days in a row
    20K
  • Binary Game 2 (2022)
    Binary Game 2 (2022)
    Solved uncountable problem in the Real Final Ghudegy Cup 2 2
    747
  • Hello, world! (2022)
    Hello, world! (2022)
    Solved uncountable problem in the Real Final Ghudegy Cup 2 2
    747
  • ★★Seventeen Stars★★ (2022)
    ★★Seventeen Stars★★ (2022)
    Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
    2.1K
  • ★★Twenty-two Stars★★ (2022)
    ★★Twenty-two Stars★★ (2022)
    Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
    1K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    152K
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    106K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    67K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    31K
  • Professional Problem-solver
    Professional Problem-solver
    Solve 500 problems
    6.6K
  • 1-Star Problem-solving Technician
    1-Star Problem-solving Technician
    Solve 1,000 problems
    1.7K
  • 2-Star Problem-solving Technician
    2-Star Problem-solving Technician
    Solve 2,000 problems
    392
    • 1234