Problems
Arena
The 2nd MatKor Cup : 2023 Winter
Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
473
Boardgame Cup (2023)
Solved 1 or more problems in Boardgame Cup
Solved 1 or more problems in Boardgame Cup
584
Skilled Problem-solver
Solve 200 problems
Solve 200 problems
31K
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
65K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
104K
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
149K
SciOI 2022
Participated in SciOI 2022, or solved 1 or more problems in its open contest
Participated in SciOI 2022, or solved 1 or more problems in its open contest
226
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
The 9th Hanyang University Programming Contest
Participated in the 9th Hanyang University Programming Contest, or solved 1 or more problems in its open contest
Participated in the 9th Hanyang University Programming Contest, or solved 1 or more problems in its open contest
284
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
Sogang Programming Contest 2022
Participated in Sogang Programming Competition 2022, or solved 1 or more problems in its open contest
Participated in Sogang Programming Competition 2022, or solved 1 or more problems in its open contest
292
2022 IGRUS Newbie Programming Contest
Participated in 2022 IGRUS Newbie Programming Contest, or solved 1 or more problems in its open contest
Participated in 2022 IGRUS Newbie Programming Contest, or solved 1 or more problems in its open contest
292
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
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
UCPC 2022
Participated in UCPC 2022, or its open contest
Participated in UCPC 2022, or its open contest
991
2022 Inha University Programming Contest
Participated in 2022 Inha University Programming Contest, or solved 1 or more problems in its open contest
Participated in 2022 Inha University Programming Contest, or solved 1 or more problems in its open contest
291
2 Solves
Celebrated the 2nd anniversary of solved.ac
Celebrated the 2nd anniversary of solved.ac
9.7K
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
Level 8 Sprout
Solved problems for 256 days in a row
Solved problems for 256 days in a row
1.6K