Problems
Arena
The Real Final Ghudegy Cup 2 (2020)
Solved problem A+B (MC) within the competition time of the Real Final Ghudegy Cup 2 (2020)
Solved problem A+B (MC) within the competition time of the Real Final Ghudegy Cup 2 (2020)
54
Beta Contributor
Contributed once or more between July 13, 2019 and June 4, 2020
Contributed once or more between July 13, 2019 and June 4, 2020
442
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
121K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
76K
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
35K
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
Semi-Game Cup 3 (2022)
Solved 1 or more problems in Semi-Game Cup 3
Solved 1 or more problems in Semi-Game Cup 3
170
2022 Chung-Ang University Programming Contest
Participated in 2022 Chung-Ang University Programming Contest, or solved 1 or more problems in its open contest
Participated in 2022 Chung-Ang University Programming Contest, or solved 1 or more problems in its open contest
261
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
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
148K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
103K
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
65K
Skilled Problem-solver
Solve 200 problems
Solve 200 problems
30K
Professional Problem-solver
Solve 500 problems
Solve 500 problems
6.3K
1-Star Problem-solving Technician
Solve 1,000 problems
Solve 1,000 problems
1.6K
Boardgame Cup (2023)
Solved 1 or more problems in Boardgame Cup
Solved 1 or more problems in Boardgame Cup
584
Anime Cup (2023)
Solved 1 or more problems in Anime Cup Season 1 or 2
Solved 1 or more problems in Anime Cup Season 1 or 2
766
2023 Chung-Ang University CHAC
Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
341