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Ruby V
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lky7674Ruby V
lky76749
Ruby V 275050 until Ruby IV

90552da2-1b28-4c50-b85a-6bd8fb554c69

4,227 Solved3,895 Contributions21 Reverse rivals
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Date Added# Unlocked UsersTier
  • Apprentice Problem-solver
    Solve 100 problems
    66K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    151K
  • SUAPC 2022s
    SUAPC 2022s
    Participated in SUAPC 2022 Summer, or solved 1 or more problems in its open contest
    272
  • Sinchon Station (2022)
    Sinchon Station (2022)
    Participated in 2022 ICPC Sinchon Summer Algorithm Camp Contest, or solved 1 or more problems in its open contest
    388
  • Top Contributor, Season 2021
    Top Contributor, Season 2021
    Top 100 contributor by contributions count in the 2021 season
    100
  • UCPC 2022
    UCPC 2022
    Participated in UCPC 2022, or its open contest
    991
  • 2022 Sogang University Freshman Cup
    2022 Sogang University Freshman Cup
    Participated in 2022 Sogang University Freshman Cup, or solved 2 or more problems in its open contest
    335
  • ★★Twenty-two Stars★★ (2022)
    ★★Twenty-two Stars★★ (2022)
    Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
    1K
  • ★★Seventeen Stars★★ (2022)
    ★★Seventeen Stars★★ (2022)
    Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
    2.1K
  • SUAPC 2022w
    SUAPC 2022w
    Participated in SUAPC 2022 Winter
    190
  • Sogang Programming Contest 2021
    Sogang Programming Contest 2021
    Participated in Sogang Programming Competition 2021
    46
  • Level 9 Sprout
    Level 9 Sprout
    Solved problems for 512 days in a row
    610
  • Level 8 Sprout
    Level 8 Sprout
    Solved problems for 256 days in a row
    1.7K
  • Level 7 Sprout
    Level 7 Sprout
    Solved problems for 128 days in a row
    3.5K
  • Level 6 Sprout
    Level 6 Sprout
    Solved problems for 64 days in a row
    6.7K
  • Level 5 Sprout
    Level 5 Sprout
    Solved problems for 32 days in a row
    11K
  • Level 4 Sprout
    Level 4 Sprout
    Solved problems for 16 days in a row
    19K
  • 12345