Problems
Arena
Skilled Problem-solver
Solve 200 problems
Solve 200 problems
32K
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
68K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
107K
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
154K
Spent 2022 with BOJ
Solved 1 or more problems in Good Bye, BOJ 2022!
Solved 1 or more problems in Good Bye, BOJ 2022!
606
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
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
38K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
81K
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
127K