Contests
Past Contests
2025 Fall
2025 Spring
2024 Fall
2024 Spring
2023 Fall
2023 Spring
2022 Fall
2022 Spring
2021 Fall
2021 Spring
2020 Fall
2019 Fall
2019 Spring
2018 Fall
- Problems in Baekjoon Online Judge (pdf)
- Solutions
- Tests, Solution, Checker (warning, 600MB!)
- Discussion on Codeforces
2018 Spring
- Problems in Baekjoon Online Judge (Korean pdf, English pdf)
- Solutions
- Tests, Solution, Checker (warning, 400MB!)
- Discussion on Codeforces
2017 Fall
- Problems in Baekjoon Online Judge (Korean pdf, English pdf)
- Solutions (Korean version)
- Some problems were used in GP of Korea #3.
- Problem E was deleted due to the request of the author of the problem.
2017 Spring
- Problems in Baekjoon Online Judge (Korean pdf, English pdf)
- Solutions: English version, Korean version