2020 with BOJ Solved problem A within the competition time of Good Bye, BOJ 2020!
337
1 Solve Celebrated the 1st anniversary of solved.ac
5K
Semi-Game Cup 2 (2021) Solved 1 or more problems in Semi-Game Cup 2
108
UCPC 2021 Participated in UCPC 2021
425
Orange (2021) Solved 1 or more problems in the Orange Cup
115
Level 1 Sprout Solved problems for 2 days in a row
123K
Level 2 Sprout Solved problems for 4 days in a row
78K
Level 3 Sprout Solved problems for 8 days in a row
36K
Spent 2021 with BOJ Solved 1 or more problems in Good Bye, BOJ 2021!
644
★★Seventeen Stars★★ (2022) Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
2.1K
★★Twenty-two Stars★★ (2022) Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event
1K
Summer Postcard Decoration: Top 1,000 (2022) Achieved a rank of top 1,000 in the Summer Postcard Decoration event, 2022
884
2022 Chung-Ang University Programming 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!