Problems
Arena
If you need more burgers or coke, please feel free to ask our staff
We will eat burgers if you ask us
Condition Participated in EtvycAuRLZpb6hhe86x0, or bought the background at the coin shop1.4K
30 Days of Sincerity
Condition Achieve max streak of 30 days12K
100 Days of Consistency
Condition Achieve max streak of 100 days4.4K
All Solve! — Bronze V
Condition Solved every Bronze V problem after November 30th, 20212.4K
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 shop2.7K
200 Days of Diligence
Condition Achieve max streak of 200 days2.1K
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, 20226.2K
Green Matrix Grid: Dark Mode
More epic green matrix grid
Condition (Hidden)9.7K
Icons: Dark Mode
Icons in solved.ac, now in dark mode.
Condition (Hidden)4.7K
Sogang Freshman Programming Contest 2022
This problem is too easy. It is very trivial.
Condition Participated in 2022 Sogang University Freshman Contest, or solved more than 2 problems in its open contest336
Goms Party
Condition Solved 1 or more problems in the 1st Gomgom Cup591
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
Season 2021 — Platinum V
Condition Reached Platinum V in Season 20211.5K
365 Days of Brilliance
Condition Achieve max streak of 365 days1K
Midsummer Memories
Condition Achieve a score of over 1,800 in the Postcard Decoration Event 20221.4K
Good Game Well Played
Competitive programming is a game. The Semi-Game Cup is a CP competition. The Semi-Game Cup is therefore a game competition.
Condition Solved 1 or more problems in Semi-Game Cup 3171
IOI 2022 Indonesia
Condition Participated in the Cheering Event of IOI 2022 Korean Representatives1.5K
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
Chung-Ang University Programming Contest 2022
Condition Participated in Chung-Ang University Programming Contest 2022, or solved 2 or more problems in its open contest218
The 1st Chocolate Cup
Condition Solved 1 or more problems in the 1st Chocolate Cup192