The 1st hjroh Cup (2023) Solved 1 or more problems in the 1st hjroh Cup
255
Spent 2022 with BOJ Solved 1 or more problems in Good Bye, BOJ 2022!
606
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
UCPC 2022 Participated in UCPC 2022, or its open contest