2023 UDPC Participated in the 2023 UDPC, or solved 1 or more problems in its open contest
349
2023 Chung-Ang University CHAC Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
341
2023 ICPC Sinchon Winter Algorithm Camp Contest Participated in 2023 ICPC Sinchon Winter Algorithm Camp Contest, or solved 1 or more problems in its open contest
325
Professional Problem-solver Solve 500 problems
6.1K
Skilled Problem-solver Solve 200 problems
29K
Apprentice Problem-solver Solve 100 problems
63K
Beginner Problem-solver Solve 50 problems
100K
Newbie Problem-solver Solve 10 problems
144K
Christmas Gift (2022) Earn at least 5 gifts from the Make a Tree event, 2022
725
Summer Postcard Decoration: Top 1,000 (2022) Achieved a rank of top 1,000 in the Summer Postcard Decoration event, 2022
884
2 Solves Celebrated the 2nd anniversary of solved.ac
9.7K
Level 9 Sprout Solved problems for 512 days in a row
534
Level 8 Sprout Solved problems for 256 days in a row
1.5K
Level 7 Sprout Solved problems for 128 days in a row
3.2K
Level 6 Sprout Solved problems for 64 days in a row
6.2K
Level 5 Sprout Solved problems for 32 days in a row
11K
Level 4 Sprout Solved problems for 16 days in a row
18K
Level 3 Sprout Solved problems for 8 days in a row
34K
Level 2 Sprout Solved problems for 4 days in a row
74K
Level 1 Sprout Solved problems for 2 days in a row