Problems
Arena
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
Chicken Dance (2022)
Solved 1 or more problems in the 1st Gomgom Cup · © Hana Kim
Solved 1 or more problems in the 1st Gomgom Cup · © Hana Kim
586
★★Twenty-two Stars★★ (2022)
Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
1K
★★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
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
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
16silver (2022)
Solved 1 or more problems in the 1st Silver Cup
Solved 1 or more problems in the 1st Silver Cup
125
The 1st Blob Cup (2022)
Solved 1 or more problems in the 1st Blob Cup
Solved 1 or more problems in the 1st Blob Cup
317
IamCoder 2021 Year-end Contest
Participated in IamCoder 2021 Year-end Contest, or solved 1 or more problems in its open contest
Participated in IamCoder 2021 Year-end Contest, or solved 1 or more problems in its open contest
170
Spend 2022 with BOJ
Solved 1 or more problems in Hello, BOJ 2022!
Solved 1 or more problems in Hello, BOJ 2022!
367
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
SASA Programming Contest 2021
Participated in SASA Programming Contest 2021, or solved 1 or more problems in its open contest
Participated in SASA Programming Contest 2021, or solved 1 or more problems in its open contest
172
Level 9 Sprout
Solved problems for 512 days in a row
Solved problems for 512 days in a row
599
Level 8 Sprout
Solved problems for 256 days in a row
Solved problems for 256 days in a row
1.6K
Level 7 Sprout
Solved problems for 128 days in a row
Solved problems for 128 days in a row
3.4K
Level 6 Sprout
Solved problems for 64 days in a row
Solved problems for 64 days in a row
6.6K
Level 5 Sprout
Solved problems for 32 days in a row
Solved problems for 32 days in a row
11K
Level 4 Sprout
Solved problems for 16 days in a row
Solved problems for 16 days in a row
19K
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
36K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
78K