Guardian of Balance - Bronze Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
108K
Master of Balance - Bronze Of the 8 tags displayed on the profile, achieve a rating of over 30 for 6 or more tags
81K
Beginner Problem-solver Solve 50 problems
108K
Newbie Problem-solver Solve 10 problems
154K
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
Level 1 Sprout Solved problems for 2 days in a row