Problems
Arena
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
92K
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
133K
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
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
Level 8 Sprout
Solved problems for 256 days in a row
Solved problems for 256 days in a row
1.2K
Level 7 Sprout
Solved problems for 128 days in a row
Solved problems for 128 days in a row
2.7K
Level 6 Sprout
Solved problems for 64 days in a row
Solved problems for 64 days in a row
5.6K
Level 5 Sprout
Solved problems for 32 days in a row
Solved problems for 32 days in a row
9.7K
Level 4 Sprout
Solved problems for 16 days in a row
Solved problems for 16 days in a row
16K
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
31K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
68K
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
108K