Guardian of Balance - Bronze Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
92K
Master of Balance - Bronze Of the 8 tags displayed on the profile, achieve a rating of over 30 for 6 or more tags
68K
The 2nd MatKor Cup : 2023 Winter Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
473
Apprentice Problem-solver Solve 100 problems
57K
Beginner Problem-solver Solve 50 problems
92K
Newbie Problem-solver Solve 10 problems
133K
GBS Coding Contest 2022 Participated in GBS Coding Contest 2022, or solved 1 or more problems in its open contest
292
Spent 2022 with BOJ Solved 1 or more problems in Good Bye, BOJ 2022!
606
Christmas Gift (2022) Earn at least 5 gifts from the Make a Tree event, 2022
725
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
Warmth in the Snow (2022) Solved 1 or more problems in the Invitation of the Winter Forest