2023 ICPC Sinchon Winter Algorithm Camp Contest Participated in 2023 ICPC Sinchon Winter Algorithm Camp Contest, or solved 1 or more problems in its open contest
2022 Sogang University Freshman Cup Participated in 2022 Sogang University Freshman Cup, or solved 2 or more problems in its open contest
335
2020 with BOJ Solved problem A within the competition time of Good Bye, BOJ 2020!
337
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
2023 Chung-Ang University CHAC Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest