Problems
Arena
시즌 3 골드 4
Condition 시즌 3에 골드 4 달성7K
시즌 2 골드 4
Condition 시즌 2에 골드 4 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
Season 2021 — Silver IV
Condition Reached Silver IV in Season 20215.4K
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