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Platinum IV
ProblemsUnrated
Arena
ljh20071005Platinum IV
ljh200710055
Platinum IV 180298 until Platinum III

@ju_hxx

832 Solved2 Contributions
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Date Added# Unlocked UsersTier
  • Skilled Problem-solver
    Solve 200 problems
    32K
  • Apprentice Problem-solver
    Apprentice Problem-solver
    Solve 100 problems
    68K
  • Beginner Problem-solver
    Solve 50 problems
    107K
  • Newbie Problem-solver
    Newbie Problem-solver
    Solve 10 problems
    154K
  • Level 3 Sprout
    Level 3 Sprout
    Solved problems for 8 days in a row
    37K
  • Level 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    81K
  • Level 1 Sprout
    Level 1 Sprout
    Solved problems for 2 days in a row
    127K
    • 12