9900-card (2022) Achieved 9,900 points in the Solved Blackjack Event, 2022
191
2022 Chung-Ang University Programming Contest Participated in 2022 Chung-Ang University Programming Contest, or solved 1 or more problems in its open contest
261
2022 IGRUS Newbie Programming Contest Participated in 2022 IGRUS Newbie Programming Contest, or solved 1 or more problems in its open contest
292
The 1st Blob Cup (2022) Solved 1 or more problems in the 1st Blob Cup
317
2020 with BOJ Solved problem A within the competition time of Good Bye, BOJ 2020!
337
2023 Chung-Ang University CHAC Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
341
UCPC 2020 Finals Participated in UCPC 2020 Finals
361
UCPC 2021 Participated in UCPC 2021
425
9500-card (2022) Achieved 9,500 points in the Solved Blackjack Event, 2022
435
Spent 2021 with BOJ Solved 1 or more problems in Good Bye, BOJ 2021!
644
Hello, world! (2022) Solved uncountable problem in the Real Final Ghudegy Cup 2 2
747
Binary Game 2 (2022) Solved uncountable problem in the Real Final Ghudegy Cup 2 2
747
Guardian of Balance - Platinum Of the 8 tags displayed on the profile, achieve a rating of over 1600 for 4 or more tags
902
★★Twenty-two Stars★★ (2022) Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event