Problems
Arena
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
116K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
73K
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
34K
Level 4 Sprout
Solved problems for 16 days in a row
Solved problems for 16 days in a row
18K
Level 5 Sprout
Solved problems for 32 days in a row
Solved problems for 32 days in a row
11K
Level 6 Sprout
Solved problems for 64 days in a row
Solved problems for 64 days in a row
6.1K
Level 7 Sprout
Solved problems for 128 days in a row
Solved problems for 128 days in a row
3.1K
Level 8 Sprout
Solved problems for 256 days in a row
Solved problems for 256 days in a row
1.4K
Level 9 Sprout
Solved problems for 512 days in a row
Solved problems for 512 days in a row
510
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
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
★★Seventeen Stars★★ (2022)
Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
2.1K
2022 Sogang University Freshman Cup
Participated in 2022 Sogang University Freshman Cup, or solved 2 or more problems in its open contest
Participated in 2022 Sogang University Freshman Cup, or solved 2 or more problems in its open contest
335
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
Warmth in the Snow (2022)
Solved 1 or more problems in the Invitation of the Winter Forest
Solved 1 or more problems in the Invitation of the Winter Forest
462
Level 10 Sprout
Solved problems for 1,024 days in a row
Solved problems for 1,024 days in a row
69
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
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