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Platinum V
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chldudwPlatinum V
chldudw4
Platinum V 167179 until Platinum IV
799 Solved14 Contributions8 Reverse rivals
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Date Added# Unlocked UsersTier
  • Christmas Gift (2022)
    Earn at least 5 gifts from the Make a Tree event, 2022
    725
  • 2022 Seoul Cyber University Programming Contest
    2022 Seoul Cyber University Programming Contest
    Participated in 2022 Seoul Cyber University Programming Contest, or solved 1 or more problems in its open contest
    339
  • Warmth in the Snow (2022)
    Warmth in the Snow (2022)
    Solved 1 or more problems in the Invitation of the Winter Forest
    462
  • Gomgom Silver Award (2022)
    Gomgom Silver Award (2022)
    Solved 1 or more problems in the 2nd Gomgom Cup · © Hana Kim
    553
  • 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
  • 9500-card (2022)
    9500-card (2022)
    Achieved 9,500 points in the Solved Blackjack Event, 2022
    435
  • 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
  • 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
  • ★★Seventeen Stars★★ (2022)
    ★★Seventeen Stars★★ (2022)
    Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
    2.1K
  • Hello, world! (2022)
    Hello, world! (2022)
    Solved uncountable problem in the Real Final Ghudegy Cup 2 2
    747
  • Binary Game 2 (2022)
    Binary Game 2 (2022)
    Solved uncountable problem in the Real Final Ghudegy Cup 2 2
    747
  • Level 7 Sprout
    Level 7 Sprout
    Solved problems for 128 days in a row
    3.4K
  • Level 6 Sprout
    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 2 Sprout
    Level 2 Sprout
    Solved problems for 4 days in a row
    77K
  • Level 1 Sprout
    Level 1 Sprout
    Solved problems for 2 days in a row
    123K
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