Problems
Arena
시즌 2 골드 3
Condition 시즌 2에 골드 3 달성5.1K
Red Periscope
The famous Red Periscope of Sinchon.
Condition Participated in 2022 ICPC Sinchon Summer Algorithm Camp Contest, or solved 1 or more problems in its open contest389
UCPC 2022
Condition Participated in UCPC 2022, or in its open contest996
Inha University Programming Contest 2022
Condition Solved 1 or more problems in Inha University Programming Contest 2022, or in its open contest293
Season 2021 — Silver I
Condition Reached Silver I in Season 20213.9K
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
Goms Party
Condition Solved 1 or more problems in the 1st Gomgom Cup591
Good Bye, BOJ 2021!
Good Bye, 2021!
Condition Solved 1 or more problems in Good Bye, BOJ 2021!646
Merry Christmas 2021
Solved a problem in Christmas or Christmas Eve 2021
Condition Solve 1 or more previously unsolved problems between 6:00 AM on December 24, 2021 and 6:00 AM on December 26, 20213.5K