Problems
Arena
2023 shake!
2023 shake! 혹은 Open Contest에 출전해 한 문제 이상 해결
2023 shake! 혹은 Open Contest에 출전해 한 문제 이상 해결
317
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
91K
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
67K
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
28K
Guardian of Balance - Silver
Of the 8 tags displayed on the profile, achieve a rating of over 200 for 4 or more tags
Of the 8 tags displayed on the profile, achieve a rating of over 200 for 4 or more tags
47K
Master of Balance - Silver
Of the 8 tags displayed on the profile, achieve a rating of over 200 for 6 or more tags
Of the 8 tags displayed on the profile, achieve a rating of over 200 for 6 or more tags
28K
Creator of Balance - Silver
Achieve a rating of 200 or higher for all 8 tags displayed on the profile
Achieve a rating of 200 or higher for all 8 tags displayed on the profile
4.3K
Guardian of Balance - Gold
Of the 8 tags displayed on the profile, achieve a rating of over 800 for 4 or more tags
Of the 8 tags displayed on the profile, achieve a rating of over 800 for 4 or more tags
9.8K
Professional Problem-solver
Solve 500 problems
Solve 500 problems
5.4K
Skilled Problem-solver
Solve 200 problems
Solve 200 problems
26K
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
56K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
91K
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
132K
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
Christmas Gift (2022)
Earn at least 5 gifts from the Make a Tree event, 2022
Earn at least 5 gifts from the Make a Tree event, 2022
725
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
5.5K
Level 5 Sprout
Solved problems for 32 days in a row
Solved problems for 32 days in a row
9.5K
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