Problems
Arena
Full Binary Christmas Tree
Condition Reach level 4 or deeper on the deepest ornament card in the Make a Tree event, 20221.1K
2022 Seoul Cyber University Programming Contest
Condition Participated in 2022 Seoul Cyber University Programming Contest, or solved 1 or more problems in its open contest340
Sogang Programming Contest 2022
Be as proud of Sogang as Sogang is proud of you.
Condition Participated in Sogang Programming Contest 2022292
ICPC World Finals Dhaka
Condition Participated in ICPC World Finals Dhaka Cheering Event871
2022 IGRUS Newbie Programming Contest
Condition Participated in 2022 IGRUS Newbie Programming Contest, or solved 1 or more problems in its open contest295
IOI 2022 Indonesia
Condition Participated in the Cheering Event of IOI 2022 Korean Representatives1.5K
Midsummer Memories
Condition Achieve a score of over 1,800 in the Postcard Decoration Event 20221.4K
365 Days of Brilliance
Condition Achieve max streak of 365 days909
UCPC 2022
Condition Participated in UCPC 2022, or in its open contest996
Season 2021 — Diamond V
Condition Reached Diamond V in Season 2021206
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
Icons: Dark Mode
Icons in solved.ac, now in dark mode.
Condition (Hidden)4.4K
Green Matrix Grid: Dark Mode
More epic green matrix grid
Condition (Hidden)9K
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, 20225.8K
200 Days of Diligence
Condition Achieve max streak of 200 days1.9K
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
Stars in the Evening Sky
She who has a star in her heart never gets lost in the dark
Condition Bought the background at the coin shop2.6K
All Solve! — Bronze III
Condition Solved every Bronze III problem after November 30th, 2021107