Problems
Arena
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
107K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
67K
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
31K
2022 1st Calculus, Probability, and Statistics Cup
Solved 1 or more problems in the 2022 1st Calculus, Probability, and Statistics Cup
Solved 1 or more problems in the 2022 1st Calculus, Probability, and Statistics Cup
359
GBS Coding Contest 2022
Participated in GBS Coding Contest 2022, or solved 1 or more problems in its open contest
Participated in GBS Coding Contest 2022, or solved 1 or more problems in its open contest
292
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
132K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
91K
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 KSA Automata Winter Contest
Achieved a score of over 100 in the 2023 KSA Automata Winter Contest
Achieved a score of over 100 in the 2023 KSA Automata Winter Contest
362
Spend 2023 with BOJ
Solved 1 or more problems in Hello, BOJ 2023!
Solved 1 or more problems in Hello, BOJ 2023!
290
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
Participated in 2023 ICPC Sinchon Winter Algorithm Camp Contest, or solved 1 or more problems in its open contest
325
2022 shake!
Participated in 2022 shake!, or solved 1 or more problems in its open contest
Participated in 2022 shake!, or solved 1 or more problems in its open contest
208
AI Network Scholarium I - 1 Solve
Solved 1 or more problems in AI Network Scholarium I
Solved 1 or more problems in AI Network Scholarium I
118
Dress Rehearsal (2023)
Achieved a score of over 41 in the Dress Rehearsal
Achieved a score of over 41 in the Dress Rehearsal
441
2023 UDPC
Participated in the 2023 UDPC, or solved 1 or more problems in its open contest
Participated in the 2023 UDPC, or solved 1 or more problems in its open contest
349
2023 Eggplant Cup
Participated in 2023 Eggplant Cup
Participated in 2023 Eggplant Cup
363
The 1st AGCU Cup
Solved 2 or more problems in the 1st AGCU Cup
Solved 2 or more problems in the 1st AGCU Cup
530
(2023)
Achieved a score of over 0 in
Achieved a score of over 0 in
577
2023 Sogang University Freshman Cup
Participated in 2023 Sogang University Freshman Cup, or solved 2 or more problems in its open contest
Participated in 2023 Sogang University Freshman Cup, or solved 2 or more problems in its open contest
363