Problems
Arena
Record of the Stars: Chapter 1
Participate as a rated contestant in the Arena
Participate as a rated contestant in the Arena
3.2K
You Win!
Participate as a rated contestant in the Arena and increase your rating
Participate as a rated contestant in the Arena and increase your rating
3.1K
Codemaster 2023
Participated in the Codemaster 2023 by Songdo Highschool, or solved 1 or more problems in its open contest
Participated in the Codemaster 2023 by Songdo Highschool, or solved 1 or more problems in its open contest
430
3 Solves
Celebrated the 3nd anniversary of solved.ac
Celebrated the 3nd anniversary of solved.ac
12K
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
98K
2023 Chung-Ang University CHAC
Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
341
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
61K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
98K
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
142K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
73K
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
116K