Not a Robot Met a developer of solved.ac at an event hosted or sponsored by solved.ac with 20+ participants
555
A yellow badge with a blue ribbon that seems to fit somewhere (2023) Solved a problem with ‘41’ in its ID, between 6:00 AM April 1, 2023 KST and 1:00 AM April 3, 2023 KST
1.2K
2023 Chung-Ang University CHAC Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
341
Spend 2023 with BOJ Solved 1 or more problems in Hello, BOJ 2023!
290
Anime Cup (2023) Solved 1 or more problems in Anime Cup Season 1 or 2
766
The 2nd MatKor Cup : 2023 Winter Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
473
Boardgame Cup (2023) Solved 1 or more problems in Boardgame Cup
GBS Coding Contest 2022 Participated in GBS Coding Contest 2022, or solved 1 or more problems in its open contest
292
2022 1st Calculus, Probability, and Statistics Cup Solved 1 or more problems in the 2022 1st Calculus, Probability, and Statistics Cup
359
Christmas Gift (2022) Earn at least 5 gifts from the Make a Tree event, 2022
725
The 9th Hanyang University Programming Contest Participated in the 9th Hanyang University Programming Contest, or solved 1 or more problems in its open contest
284
Sogang Programming Contest 2022 Participated in Sogang Programming Competition 2022, or solved 1 or more problems in its open contest
292
Level 9 Sprout Solved problems for 512 days in a row