can't escape this endless valley of despair ……

• Google Code Jam
• Meta(Facebook) Hacker Cup

• BAEKJOON Online Judge
• CodeUp
• Programmers
• Elice

• AtCoder
• CodeForces
• Oncoder Official Coding Test

    ※ Time Zone : Seoul, GMT+9

  https://codingcompetitions.withgoogle.com/codejam

• Farewell Round A 2023 (2023.04.15 23:00 ~ 04.16 03:00, 4 hrs) - C++
• Round 1C 2022 (2022.04.30 18:00 ~ 20:30:00, 2.5 hrs) - (Comming)
• Round 1B 2022 (2022.04.25 01:00 ~ 03:30:00, 2.5 hrs) - C++
• Round 1A 2022 (2022.04.09 10:00 ~ 12:30:00, 2.5 hrs) - (Comming)
• Qualification Round 2022 (2022.04.02 08:00 ~ 04.03 11:00, 27 hrs) - C++
• Qualification Round 2021 (2021.03.26 22:00 ~ 03.28 04:00, 30 hrs) - C#
• Qualification Round 2020 (2020.04.04 08:00 ~ 04.05 11:00, 27 hrs) - Python

  https://www.facebook.com/codingcompetitions/hacker-cup/

• 2023 Round 1 (2023.10.08 02:00 ~ 10.08 05:00, 3 hrs) - C++
• 2023 Practice Round (2023.09.23 02:00 ~ 2023.09.26 02:00, 72 hrs) (Comming)
• 2022 Round 1 (2022.09.11 02:00 ~ 09.12 02:00, 24 hrs) (Comming)
• 2022 Qualification Round (2022.08.27 02:00 ~ 08.30 02:00, 72 hrs) (Comming)
• 2021 Qualification Round (2021.08.28 02:00 ~ 09.01 02:00, 72 hrs) - C++

  https://www.acmicpc.net/

• 문제 > 단계별로 풀어보기

  https://codeup.kr/

• Problem Set > Recursion (2023.10.16)

  https://programmers.co.kr/

• PCCP 모의고사 1회 (Comming)
• PCCE 모의고사 2회 (2022.12.25) - Python
• PCCE 모의고사 1회 (2022.12.24) - Python

  https://elice.io/

• Elice School > 파이썬 레벨 테스트
   03 도전! 파이썬 생활코딩 10제 (2022.01.07) - Python
   02 도전! 파이썬 동화 10제 2 (2022.01.05) - Python
   01 도전! 파이썬 동화 10제 (2022.01.05) - Python

  https://atcoder.jp/

• AtCoder Beginner Contest 325 (2023.10.21 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 277 (2022.11.12 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 224 (2021.10.23 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 223 (2021.10.17 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 222 (2021.10.09 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 221 (2021.10.02 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 220 (2021.09.26 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 219 (2021.09.18 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 218 (2021.09.11 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 216 (2021.08.29 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 215 (2021.08.21 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 214 (2021.08.14 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 213 (2021.08.08 21:00, 100 minutes) (Comming)
• AtCoder Beginner Contest 212 (2021.07.31 21:00, 100 minutes) - C++
• AtCoder Beginner Contest 211 (2021.07.24 21:00, 100 minutes) - C++
• AtCoder Beginner Contest 210 (2021.07.17 21:00, 100 minutes) - C++
• AtCoder Beginner Contest 208 (2021.07.04 21:00, 100 minutes) - C++
• AtCoder Beginner Contest 207 (2021.06.26 21:00, 100 minutes) - C++
• AtCoder Beginner Contest 206 (2021.06.19 21:00, 100 minutes) - C++
• AtCoder Regular Contest 120 (2021.05.23 20:00, 120 minutes) - C#
• AtCoder Beginner Contest 202 (2021.05.22 21:00, 100 minutes) - C#
• AtCoder Regular Contest 119 (2021.05.16 21:00, 120 minutes) - C#
• AtCoder Beginner Contest 201 (2021.05.15 21:00, 100 minutes) - C#
• AtCoder Beginner Contest 199 (2021.04.24 21:00, 100 minutes) - C#
• AtCoder Regular Contest 117 (2021.04.18 21:00, 120 minutes) - C#
• AtCoder Beginner Contest 196 (2021.03.20 21:00, 100 minutes) - C#
• AtCoder Beginner Contest 195 (2021.03.13 21:00, 100 minutes) - C#
• AtCoder Regular Contest 107 (2020.10.31 21:00, 100 minutes) - C#
• AtCoder Beginner Contest 164 (2020.04.26 21:00, 100 minutes) - Python
• AtCoder Beginner Contest 163 (2020.04.19 21:00, 100 minutes) - Python
• AtCoder Beginner Contest 162 (2020.04.12 21:00, 100 minutes) - Python
• AtCoder Beginner Contest 161 (2020.04.04 21:00, 100 minutes) - Python

  https://codeforces.com/contests

• Codeforces Round #790 (Div. 4) (2022.05.10 23:45, 2 hrs) (Comming)
• Codeforces Round #784 (Div. 4) (2022.04.21 23:35, 2 hrs) (Comming)
• Kotlin Heroes: Practice 8 (2021.10.01 22:35, 7 days) - Kotlin (Comming)
• Codeforces Round #744 (Div. 3) (2021.09.28 23:35, 2.25 hrs) (Comming)
• Educational Codeforces Round 113 (Div. 2) (2021.09.08 23:35, 2 hrs) (Comming)
• Educational Codeforces Round 112 (Div. 2) (2021.07.30 23:35, 2 hrs) - C++
• Codeforces Round #734 (Div. 3) (2021.07.23 23:05, 2 hrs) - C++
• Codeforces Round #732 (Div. 2) (2021.07.11 23:05, 2.5 hrs) - C++
• Kotlin Heroes: Episode 7 (2021.06.29 23:35, 2.5 hrs) - Kotlin
• Kotlin Heroes: Practice 7 (2021.06.22 22:35, 7 days) - Kotlin
• Codeforces Round #721 (Div. 2) (2021.05.20 23:35, 2 hrs) - C#
• Contest 2050 and Codeforces Round #718 (Div. 1, 2) (2021.04.23 23:35, 2.75 hrs) - C#
• Codeforces Round #717 (Div. 2) (2021.04.21 22:35, 2 hrs) - C#
• Codeforces Round #716 (Div. 2) (2021.04.19 22:35, 2.25 hrs) - C#
• Codeforces Round #715 (Div. 2) (2021.04.16 23:35, 2.25 hrs) - C#
• CodeCraft-21 and Codeforces Round #711 (Div. 2) (2021.03.29 23:35, 2 hrs) - C#
• Codeforces Round #710 (Div. 3) (2021.03.25 23:35, 2 hrs) - C#
• Codeforces Round #638 (Div. 2) (2020.05.01 23:35, 2.5 hrs) - Python
• Codeforces Round #637 (Div. 2) (2020.04.23 23:35, 2.5 hrs) - Python
• Codeforces Round #635 (Div. 2) (2020.04.15 23:35, 2.5 hrs) - Python
• Codeforces Round #634 (Div. 3) (2020.04.13 23:35, 2 hrs) - Python
• Codeforces Round #632 (Div. 2) (2020.04.08 23:35, 2 hrs) - Python
• April Fools Day Contest 2020 (2020.04.01 23:35, 2 hrs) - Python
• Codeforces Round #628 (Div. 2) (2020.03.14 23:35, 2 hrs) - Python

  https://www.oncoder.com/

• Challenge : Provided sample questions - Python
• The 14th Oncoder Official Coding Test (2019.07.13 14:00, 2 hrs) - Python
• The 13th Oncoder Official Coding Test (2019.05.18 14:00, 2 hrs) - Python
• The 12th Oncoder Official Coding Test (2019.04.13 14:00, 2 hrs) - Python
• The 11th Oncoder Official Coding Test (2019.03.16 14:00, 2 hrs) - Python