Problems
Arena
시즌 2 다이아몬드 1
Condition 시즌 2에 다이아몬드 1 달성76
UCPC 2022
Condition Participated in UCPC 2022, or in its open contest996
Season 2021 — Diamond I
Condition Reached Diamond I in Season 202157
Magician of the Library
Celebrated the 2nd anniversary of solved.ac
Condition Solve 1 or more previously unsolved problems between 6:00 AM on May 30, 2022 and 6:00 AM on June 6, 20229.7K
God's Queries on This Wonderful Arrays!
Seeing that the value written in the Nth sequence in front of your house changes every day, you became angry and decided to sue Hanbyeol.
Condition Solve 1 or more problems which has '수열' or '쿼리' in its Korean version of the title, at some point after March 22, 20225.2K
UCPC 2021
Condition Participated in UCPC 2021426
Standard Library
Celebrated the 1st anniversary of solved.ac
Condition Solved previously unsolved problem at between May 31st, 2021 00:00 and June 8th, 2021 00:00 (KST)5K
Season 2020 — Diamond III
Condition Reached Diamond III in Season 202053