Problems
Arena
시즌 3 골드 4
Condition 시즌 3에 골드 4 달성7K
시즌 2 골드 4
Condition 시즌 2에 골드 4 달성5.1K
UCPC 2022
Condition Participated in UCPC 2022, or in its open contest996
Season 2021 — Gold IV
Condition Reached Gold IV in Season 20213.2K
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