Warmth in the Snow (2022) Solved 1 or more problems in the Invitation of the Winter Forest
462
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
2022 Seoul Cyber University Programming Contest Participated in 2022 Seoul Cyber University Programming Contest, or solved 1 or more problems in its open contest
339
Level 10 Sprout Solved problems for 1,024 days in a row
118
2022 1st Calculus, Probability, and Statistics Cup Solved 1 or more problems in the 2022 1st Calculus, Probability, and Statistics Cup
359
Spent 2022 with BOJ Solved 1 or more problems in Good Bye, BOJ 2022!
606
GBS Coding Contest 2022 Participated in GBS Coding Contest 2022, or solved 1 or more problems in its open contest