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Platinum V
ProblemsUnrated
Arena
kcj1607Platinum V
kcj16075
Platinum V 171436 until Platinum IV
1,253 Solved5 Contributions16 Reverse rivals
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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
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    36K
  • Level 4 Sprout
    Solved problems for 16 days in a row
    19K
  • Level 5 Sprout
    Level 5 Sprout
    Solved problems for 32 days in a row
    11K
  • Level 6 Sprout
    Solved problems for 64 days in a row
    6.6K
  • Level 7 Sprout
    Level 7 Sprout
    Solved problems for 128 days in a row
    3.4K
  • Level 8 Sprout
    Level 8 Sprout
    Solved problems for 256 days in a row
    1.6K
  • Level 9 Sprout
    Level 9 Sprout
    Solved problems for 512 days in a row
    598
  • ★★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
  • 2 Solves
    2 Solves
    Celebrated the 2nd anniversary of solved.ac
    9.7K
  • Summer Postcard Decoration: Top 1,000 (2022)
    Summer Postcard Decoration: Top 1,000 (2022)
    Achieved a rank of top 1,000 in the Summer Postcard Decoration event, 2022
    884
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    149K
  • Beginner Problem-solver
    Beginner Problem-solver
    Solve 50 problems
    104K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    65K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    31K
  • Professional Problem-solver
    Professional Problem-solver
    Solve 500 problems
    6.5K
  • 1-Star Problem-solving Technician
    1-Star Problem-solving Technician
    Solve 1,000 problems
    1.7K
  • The 2nd MatKor Cup : 2023 Winter
    The 2nd MatKor Cup : 2023 Winter
    Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
    473
    • 123