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Platinum IV
ProblemsUnrated
Arena
lhy100494Platinum IV
lhy1004945
Platinum IV 184852 until Platinum III
Pro
Pro User
798 Solved10 Reverse rivals
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Date Added# Unlocked UsersTier
  • Professional Problem-solver
    Solve 500 problems
    6.5K
  • Skilled Problem-solver
    Skilled Problem-solver
    Solve 200 problems
    31K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    66K
  • Beginner Problem-solver
    Solve 50 problems
    104K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    150K
  • Spent 2022 with BOJ
    Spent 2022 with BOJ
    Solved 1 or more problems in Good Bye, BOJ 2022!
    606
  • Christmas Gift (2022)
    Christmas Gift (2022)
    Earn at least 5 gifts from the Make a Tree event, 2022
    725
  • Sogang Programming Contest 2022
    Sogang Programming Contest 2022
    Participated in Sogang Programming Competition 2022, or solved 1 or more problems in its open contest
    292
  • Level 6 Sprout
    Solved problems for 64 days in a row
    6.6K
  • 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
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    36K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    78K
  • Level 1 Sprout
    Level 1 Sprout
    Solved problems for 2 days in a row
    123K
    • 12