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Diamond IV
Problems
B+
Arena
cjhoolDiamond IV
cjhool6
Diamond IV 232971 until Diamond III
5,657 Solved1 Reverse rivals
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Date Added# Unlocked UsersTier
  • Record of the Stars: Chapter 3
    Participate as a rated contestant for 10 times in the Arena
    163
  • Record of the Stars: Chapter 1
    Record of the Stars: Chapter 1
    Participate as a rated contestant in the Arena
    3.2K
  • Speedy
    Speedy
    Participate as a rated contestant in the Arena and get full score for a problem within 5 minutes of the start of the competition
    821
  • Arena: Top 50
    Arena: Top 50
    Participate as a rated contestant in the Arena and achieve a rank of top 50 or greater
    574
  • Hopefully This Badge Will Help You Keep Calm
    Hopefully This Badge Will Help You Keep Calm
    Participate as a rated contestant in the Arena and decrease your rating
    367
  • On a Roll
    On a Roll
    Participate as a rated contestant in the Arena and increase your rating 3 times in a row
    1.1K
  • You Win!
    You Win!
    Participate as a rated contestant in the Arena and increase your rating
    3.1K
  • 1