Problems
Arena
AI Network Scholarium I - 4 Solves
Solved 4 or more problems in AI Network Scholarium I
Solved 4 or more problems in AI Network Scholarium I
17
Arena: 1st Place
Participate as a rated contestant in the Arena and achieve first place
Participate as a rated contestant in the Arena and achieve first place
21
Arena: 2nd Place
Participate as a rated contestant in the Arena and achieve second place
Participate as a rated contestant in the Arena and achieve second place
25
Arena: All Solve
Participate as a rated contestant in the Arena and get full score for every problem
Participate as a rated contestant in the Arena and get full score for every problem
39
Fiddle While Romes Burns
Participate as a unrated contestant in the Arena and make a submission at least once
Participate as a unrated contestant in the Arena and make a submission at least once
51
Arena: Half Solves × 5
Participate as a rated contestant for 5 times in the Arena and get full score for half or more of the problems in the contest
Participate as a rated contestant for 5 times in the Arena and get full score for half or more of the problems in the contest
62
Semi-Game Cup 2 (2021)
Solved 1 or more problems in Semi-Game Cup 2
Solved 1 or more problems in Semi-Game Cup 2
108
Orange (2021)
Solved 1 or more problems in the Orange Cup
Solved 1 or more problems in the Orange Cup
115
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
3-Star Problem-solving Technician
Solve 3,000 problems
Solve 3,000 problems
128
Arena: Top 10
Participate as a rated contestant in the Arena and achieve a rank of top 10 or greater
Participate as a rated contestant in the Arena and achieve a rank of top 10 or greater
151
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
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
Creator of Balance - Platinum
Achieve a rating of 1600 or higher for all 8 tags displayed on the profile
Achieve a rating of 1600 or higher for all 8 tags displayed on the profile
182
Arena: Quarter Solves × 5
Participate as a rated contestant for 5 times in the Arena and get full score for quarter or more of the problems in the contest
Participate as a rated contestant for 5 times in the Arena and get full score for quarter or more of the problems in the contest
189
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
FunctionCup 2023
FunctionCup 2023 혹은 Open Contest에 출전해 1점 이상 달성
FunctionCup 2023 혹은 Open Contest에 출전해 1점 이상 달성
236
Arena: Top 20
Participate as a rated contestant in the Arena and achieve a rank of top 20 or greater
Participate as a rated contestant in the Arena and achieve a rank of top 20 or greater
246
2023년을 BOJ와 함께한
Good Bye, BOJ 2023! 대회 시간 내에 한 문제 이상 해결
Good Bye, BOJ 2023! 대회 시간 내에 한 문제 이상 해결
256
Spend 2023 with BOJ
Solved 1 or more problems in Hello, BOJ 2023!
Solved 1 or more problems in Hello, BOJ 2023!
290