Problems
Arena
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
109K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
68K
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
31K
Level 4 Sprout
Solved problems for 16 days in a row
Solved problems for 16 days in a row
17K
Level 5 Sprout
Solved problems for 32 days in a row
Solved problems for 32 days in a row
9.8K
Binary Game 2 (2022)
Solved uncountable problem in the Real Final Ghudegy Cup 2 2
Solved uncountable problem in the Real Final Ghudegy Cup 2 2
747
Hello, world! (2022)
Solved uncountable problem in the Real Final Ghudegy Cup 2 2
Solved uncountable problem in the Real Final Ghudegy Cup 2 2
747
2 Solves
Celebrated the 2nd anniversary of solved.ac
Celebrated the 2nd anniversary of solved.ac
9.7K
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
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
135K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
93K
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
58K
Skilled Problem-solver
Solve 200 problems
Solve 200 problems
27K
The 2nd MatKor Cup : 2023 Winter
Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
473
A yellow badge with a blue ribbon that seems to fit somewhere (2023)
Solved a problem with ‘41’ in its ID, between 6:00 AM April 1, 2023 KST and 1:00 AM April 3, 2023 KST
Solved a problem with ‘41’ in its ID, between 6:00 AM April 1, 2023 KST and 1:00 AM April 3, 2023 KST
1.2K
Not a Robot
Met a developer of solved.ac at an event hosted or sponsored by solved.ac with 20+ participants
Met a developer of solved.ac at an event hosted or sponsored by solved.ac with 20+ participants
459
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
10K
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
93K
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
69K
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
29K