Problems
Arena
1 Solve
Celebrated the 1st anniversary of solved.ac
Celebrated the 1st anniversary of solved.ac
5K
UCPC 2021
Participated in UCPC 2021
Participated in UCPC 2021
425
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
123K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
78K
Spent 2021 with BOJ
Solved 1 or more problems in Good Bye, BOJ 2021!
Solved 1 or more problems in Good Bye, BOJ 2021!
644
★★Seventeen Stars★★ (2022)
Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
2.1K
★★Twenty-two Stars★★ (2022)
Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
1K
2 Solves
Celebrated the 2nd anniversary of solved.ac
Celebrated the 2nd anniversary of solved.ac
9.7K
UCPC 2022
Participated in UCPC 2022, or its open contest
Participated in UCPC 2022, or its open contest
991
Summer Postcard Decoration: Top 1,000 (2022)
Achieved a rank of top 1,000 in the Summer Postcard Decoration event, 2022
Achieved a rank of top 1,000 in the Summer Postcard Decoration event, 2022
884
2022 Chung-Ang University Programming Contest
Participated in 2022 Chung-Ang University Programming Contest, or solved 1 or more problems in its open contest
Participated in 2022 Chung-Ang University Programming Contest, or solved 1 or more problems in its open contest
261
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
149K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
104K
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
65K
Skilled Problem-solver
Solve 200 problems
Solve 200 problems
31K
Professional Problem-solver
Solve 500 problems
Solve 500 problems
6.5K
1-Star Problem-solving Technician
Solve 1,000 problems
Solve 1,000 problems
1.7K
Guardian of Balance - Bronze
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
104K
Master of Balance - Bronze
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 6 or more tags
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 6 or more tags
78K
Creator of Balance - Bronze
Achieve a rating of 30 or higher for all 8 tags displayed on the profile
Achieve a rating of 30 or higher for all 8 tags displayed on the profile
33K