Summer Postcard Decoration: Top 100 (2022) Achieved a rank of top 100 in the Summer Postcard Decoration event, 2022
98
Top Contributor, Season 2 Top 100 contributor by contributions count in season 2
100
Perfect Streak, Season 2 Achieve a streak of 365 days from June 5, 2022 to June 4, 2023
119
The 2nd Korea Aerospace University Programming Contest Participated in the 2nd Korea Aerospace University Programming Contest, or solved 1 or more problems in its open contest
164
Semi-Game Cup 3 (2022) Solved 1 or more problems in Semi-Game Cup 3
170
Creator of the Stars: Chapter 1 Participate as a jury, a tester, or a staff in the Arena
171
9900-card (2022) Achieved 9,900 points in the Solved Blackjack Event, 2022
191
The 1st Chocolate Cup (2022) Solved 1 or more problems in the 1st Chocolate Cup
2022 shake! Participated in 2022 shake!, or solved 1 or more problems in its open contest
208
SciOI 2022 Participated in SciOI 2022, or solved 1 or more problems in its open contest
226
2023 Daegu Software Highschool Programming Contest Participated in the 2023 Daegu Software Highschool Programming Contest, or solved 1 or more problems in its open contest
2022 Chung-Ang University Programming Contest Participated in 2022 Chung-Ang University Programming Contest, or solved 1 or more problems in its open contest