Problems
Arena
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
Unstoppable
Participate as a rated contestant in the Arena and increase your rating 5 times in a row
Participate as a rated contestant in the Arena and increase your rating 5 times in a row
527
Hopefully This Badge Will Help You Keep Calm
Participate as a rated contestant in the Arena and decrease your rating
Participate as a rated contestant in the Arena and decrease your rating
367
Arena: Top 50
Participate as a rated contestant in the Arena and achieve a rank of top 50 or greater
Participate as a rated contestant in the Arena and achieve a rank of top 50 or greater
574
Arena: Top 100
Participate as a rated contestant in the Arena and achieve a rank of top 100 or greater
Participate as a rated contestant in the Arena and achieve a rank of top 100 or greater
972
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
Arena: Quarter Solves
Participate as a rated contestant in the Arena and get full score for quarter or more of the problems in the contest
Participate as a rated contestant in the Arena and get full score for quarter or more of the problems in the contest
1.3K
Record of the Stars: Chapter 1
Participate as a rated contestant in the Arena
Participate as a rated contestant in the Arena
3.2K
Record of the Stars: Chapter 2
Participate as a rated contestant for 5 times in the Arena
Participate as a rated contestant for 5 times in the Arena
607
Record of the Stars: Chapter 3
Participate as a rated contestant for 10 times in the Arena
Participate as a rated contestant for 10 times in the Arena
163
๋ฉ์ดํ์คํ ๋ฆฌ (2023)
์ 1ํ ์์ค์ ๋ฉ์ดํ์ปต์ ์ถ์ ํด 1๋ฌธ์ ์ด์ ํด๊ฒฐ ยท ยฉNEXON Korea Corporation
์ 1ํ ์์ค์ ๋ฉ์ดํ์ปต์ ์ถ์ ํด 1๋ฌธ์ ์ด์ ํด๊ฒฐ ยท ยฉNEXON Korea Corporation
607
2023 ๊ตญ๋ฏผ๋ํ๊ต & ์ค์๋ํ๊ต ํ๋ก๊ทธ๋๋ฐ ๊ฒฝ์ง๋ํ
2023 ๊ตญ๋ฏผ๋ํ๊ต ์๊ณ ๋ฆฌ์ฆ ์ฝํ ์คํธ, ํน์ 2023 ์ค์๋ํ๊ต ํ๋ก๊ทธ๋๋ฐ ๊ฒฝ์ง๋ํ, ํน์ 2023 ๊ตญ๋ฏผ๋ํ๊ต & ์ค์๋ํ๊ต ํ๋ก๊ทธ๋๋ฐ ๊ฒฝ์ง๋ํ Open Contest์ ์ถ์
2023 ๊ตญ๋ฏผ๋ํ๊ต ์๊ณ ๋ฆฌ์ฆ ์ฝํ ์คํธ, ํน์ 2023 ์ค์๋ํ๊ต ํ๋ก๊ทธ๋๋ฐ ๊ฒฝ์ง๋ํ, ํน์ 2023 ๊ตญ๋ฏผ๋ํ๊ต & ์ค์๋ํ๊ต ํ๋ก๊ทธ๋๋ฐ ๊ฒฝ์ง๋ํ Open Contest์ ์ถ์
462
C++
C++98, C++98 (Clang), C++11, C++11 (Clang), C++14, C++14 (Clang), C++17, C++17 (Clang), C++20, C++20 (Clang) ์ค ํ๋์ ์ธ์ด๋ก ์๋ฌด ๋ฌธ์ ๋ ํด๊ฒฐ
C++98, C++98 (Clang), C++11, C++11 (Clang), C++14, C++14 (Clang), C++17, C++17 (Clang), C++20, C++20 (Clang) ์ค ํ๋์ ์ธ์ด๋ก ์๋ฌด ๋ฌธ์ ๋ ํด๊ฒฐ
40K
Java
Java 8, Java 8 (OpenJDK), Java 11, Java 15 ์ค ํ๋์ ์ธ์ด๋ก ์๋ฌด ๋ฌธ์ ๋ ํด๊ฒฐ
Java 8, Java 8 (OpenJDK), Java 11, Java 15 ์ค ํ๋์ ์ธ์ด๋ก ์๋ฌด ๋ฌธ์ ๋ ํด๊ฒฐ
26K