UCPC 2022 Participated in UCPC 2022, or its open contest
991
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
Spent 2022 with BOJ Solved 1 or more problems in Good Bye, BOJ 2022!
606
The 2nd MatKor Cup : 2023 Winter Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
473
2023 Sogang University Freshman Cup Participated in 2023 Sogang University Freshman Cup, or solved 2 or more problems in its open contest