Welcome to the Great Modern Programming Contest...
Hurry Up!
Until Algorithm Olympic Qualifier Contest Starts
Why Us?
How Participating in This Contest Helps You
Diverse Technologies
You can submit answers in languages such as C, C++, Python, Java, Go, and more than ten other languages, and you can compete with your preferred language.
Compete with Others
By participating in this contest, you can compete with others who are skilled in the same technology and see your rank compared to other contest participants.
Participate in Online Educational Webinars
After the contest, you can participate in educational webinars to learn about the solution strategies for the contest questions and new concepts and methods.
About This Contest
Where You Can Showcase Your Skills to Everyone
The 'Codern' consists of several programming contests that you can participate in online. Each contest consists of multiple questions. After submitting your answers, your code will be judged instantly, and you will see your score.
Whether you are a beginner or an expert, these competitions help you. If you are new to programming, it helps you improve, and if you have sufficient programming knowledge, it helps evaluate your skills and showcase your level of ability to others.
These competitions feature challenging questions that you can answer in languages like C, C++, Python, Java, Go, and several other languages.
After each contest, an online webinar will be held to discuss the solutions to the contest questions. By participating in these webinars, you will learn problem-solving techniques in programming.
Time Schedule
Stages of a Contest
1. Register
2. Warm-up Contest
3. Main Contest
4. Online Webinar
List of Contests
See the list of active contests
Algorithm Track – Pardis Technology Olympics 2026
If you enjoy competitive programming, algorithmic thinking, and solving challenging problems, the Algorithm Track of the Pardis Technology Olympics 2026 is designed for you.
Teams of two will compete in a two-stage competition. The Online Qualifier will determine the top teams that advance to the Onsite Final, where participants from different countries will compete for the championship.
The competition follows the standard input/output judging format on the Codern Online Judge, and participants may use any programming language supported by the platform.
📍 Online Qualifier: Friday, September 4, 2026
📍 Onsite Final: Wednesday, October 21, 2026
Venue: Pardis Technology Park, Tehran, Iran
📍 Closing Ceremony: Thursday, October 22, 2026
Time Schedule and register
Competitors: 0
| Time To Start | Start Time | Duration | |
|---|---|---|---|
| Algorithm Olympic Qualifier | 52 days | 9/4/2026, 16:00 GMT+3:30 | 3:00:00 |
Data Track – Pardis Technology Olympics 2026
If you're passionate about machine learning, data science, and solving real-world data challenges, the Data Track of the Pardis Technology Olympics 2026 is designed for you.
The competition consists of two stages. Teams first compete in the Online Qualifier, where they tackle a real-world data science challenge. The highest-performing teams will then advance to the Onsite Final, where participants from different countries will compete to develop the best solution for a new challenge.
Participants are free to use any programming language, machine learning framework, or data science library to build their solutions.
Competition Schedule
📍 Online Qualifier: Friday, September 11, 2026
📍 Onsite Final: Thursday, October 22, 2026
Venue: Pardis Technology Park, Tehran, Iran
📍 Closing Ceremony: Thursday, October 22, 2026
Time Schedule and register
Competitors: 0
| Time To Start | Start Time | Duration | |
|---|---|---|---|
| Data Olympic Qualifier | 59 days | 9/11/2026, 16:00 GMT+3:30 | 3:00:00 |
Past Contests
See The Contests History
| Start Time | Duration | Competitors | Action | |
|---|---|---|---|---|
| Warm-up for Algorithm Contest | 11/12/2024, 10:40 GMT+3:30 | 3:00:00 | 32 | View Results |
| Algorithm contest | 11/12/2024, 10:40 GMT+3:30 | 3:00:00 | 31 | View Results |
| Warm-up for Backend/python Contest | 11/12/2024, 10:40 GMT+3:30 | 3:00:00 | 22 | View Results |
| Backend/python contest | 11/12/2024, 10:40 GMT+3:30 | 3:00:00 | 22 | View Results |
| Warm-up for FrontEnd/react Contest | 11/12/2024, 10:40 GMT+3:30 | 3:00:00 | 40 | View Results |
| Frontend/react contest | 11/12/2024, 10:40 GMT+3:30 | 3:00:00 | 40 | View Results |
| Algorithm – Learning | 8/10/2025, 00:00 GMT+3:30 | 0:00:00 | 729 | View Results |
| Algorithm – Preliminary | 9/25/2025, 17:00 GMT+3:30 | 3:00:00 | 726 | View Results |
| Algorithm – Mirror Final | 11/2/2025, 00:00 GMT+3:30 | 3:00:00 | 734 | View Results |
| Data Processing – Learning | 8/10/2025, 00:00 GMT+3:30 | 0:00:00 | 219 | View Results |
| Data Processing – Preliminary | 9/26/2025, 15:00 GMT+3:30 | 23:59:59 | 231 | View Results |
| Data Processing – Mirror Final | 11/2/2025, 00:00 GMT+3:30 | 5:00:00 | 237 | View Results |
| Fun Contest | 10/27/2025, 12:00 GMT+3:30 | 0:30:00 | 28 | View Results |
| Fun Contest (Training) | 10/27/2025, 17:00 GMT+3:30 | 5:00:00 | 28 | View Results |
| Test Olympics 2025 | 10/28/2025, 19:51 GMT+3:30 | 2:00:00 | 3 | View Results |
| (TEST) Tech Olympics 2025: Algorithm | 10/29/2025, 09:10 GMT+3:30 | 1:00:00 | 170 | View Results |
| فینال المپیک فناوری ۲۰۲۵: Algorithm | 10/29/2025, 10:10 GMT+3:30 | 3:00:00 | 178 | View Results |
| (TEST) Tech Olympics 2025: AI - Data | 10/30/2025, 09:10 GMT+3:30 | 0:50:00 | 119 | View Results |
| فینال المپیک فناوری ۲۰۲۵: پردازش داده | 10/30/2025, 10:00 GMT+3:30 | 4:00:00 | 126 | View Results |