Problems
Arena
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
109K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
69K
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
32K
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
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
135K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
93K
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
58K
Skilled Problem-solver
Solve 200 problems
Solve 200 problems
27K
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
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
Guardian of Balance - Bronze
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
93K
Master of Balance - Bronze
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 6 or more tags
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 6 or more tags
69K
You Win!
Participate as a rated contestant in the Arena and increase your rating
Participate as a rated contestant in the Arena and increase your rating
3.1K
On a Roll
Participate as a rated contestant in the Arena and increase your rating 3 times in a row
Participate as a rated contestant in the Arena and increase your rating 3 times in a row
1.1K
Speedy
Participate as a rated contestant in the Arena and get full score for a problem within 5 minutes of the start of the competition
Participate as a rated contestant in the Arena and get full score for a problem within 5 minutes of the start of the competition
821
Rapid
Participate as a rated contestant in the Arena and get full score for a problem within 3 minutes of the start of the competition
Participate as a rated contestant in the Arena and get full score for a problem within 3 minutes of the start of the competition
586
Record of the Stars: Chapter 1
Participate as a rated contestant in the Arena
Participate as a rated contestant in the Arena
3.2K
2023 KSA Automata Summer Contest
2023 KSA Automata Summer Contest์ ์ถ์ ํด 100์ ์ด์ ๋ฌ์ฑ
2023 KSA Automata Summer Contest์ ์ถ์ ํด 100์ ์ด์ ๋ฌ์ฑ
398
์ 3ํ ๊ณ ๋ ค๋ํ๊ต MatKor Cup : 2023 Summer
์ 3ํ ๊ณ ๋ ค๋ํ๊ต MatKor Cup : 2023 Summer ํน์ Open Contest Phase 1, Phase 2 ์ค ํ๋ ์ด์์ ์ถ์
์ 3ํ ๊ณ ๋ ค๋ํ๊ต MatKor Cup : 2023 Summer ํน์ Open Contest Phase 1, Phase 2 ์ค ํ๋ ์ด์์ ์ถ์
490
์๋ก๋ฌ๋ก ํด์ปค ํธ๋์ด (2023)
์ 3ํ ๊ณ ๋ ค๋ํ๊ต MatKor Cup : 2023 Summer์ ์ถ์ ํด A๋ฒ์ ์ ์ธํ ๋ฌธ์ ์ 1ํ ์ด์ ์ ์ถ, ํน์ Open Contest Phase 1์ Phase 2 ๋ชจ๋์ ์ถ์
์ 3ํ ๊ณ ๋ ค๋ํ๊ต MatKor Cup : 2023 Summer์ ์ถ์ ํด A๋ฒ์ ์ ์ธํ ๋ฌธ์ ์ 1ํ ์ด์ ์ ์ถ, ํน์ Open Contest Phase 1์ Phase 2 ๋ชจ๋์ ์ถ์
193