Indian National Olympiad in Informatics (INOI)
by Indian Association for Research in Computing Science (IARCS)
Admission Pathways to Top Universities
Indian National Olympiad in Informatics (INOI) is a competition by Indian Association for Research in Computing Science (IARCS) for students in Class 1–12, open to students across India.
Mode
In-Person
Eligibility
Class 1–12
Fee
₹472
Duration
3 hours
Format
Individual
Time needed
The INOI competition itself is 3 hours long. However, significant preparation time is required, which can range from consistent weekly practice (e.g., 20 hours/week) to intensive daily practice (e.g., 6-10 hours/day) for several months, especially for those aiming for the IOI training camp.
About This Opportunity
The Indian National Olympiad in Informatics (INOI) is a prestigious national-level programming competition organized by the Indian Association for Research in Computing Science (IARCS). It serves as the second stage of the multi-tiered Indian Computing Olympiad (ICO), which ultimately selects India's team for the International Olympiad in Informatics (IOI). Participants in INOI are challenged with advanced algorithmic problems, requiring strong problem-solving skills and proficiency in C++ programming. The competition is held offline at various centers across the country to ensure accessibility for students without reliable internet connectivity at home.
This competition is designed for school students up to Class 12 who have a keen interest in computer science and programming. It provides a rigorous platform for students to test their abilities against peers nationwide, fostering a competitive spirit and deep understanding of computational thinking. Success in INOI can open doors to further opportunities in higher education and career paths in computer science, including special admission procedures at top Indian universities.
INOI questions are similar in style and difficulty to those found in the International Olympiad in Informatics, preparing students for global challenges. The top performers from INOI are invited to a specialized training camp, where they receive intensive coaching from leading computer scientists to represent India on the international stage. Approximately 30 students are selected for this training camp.
Eligibility
- Grade Level
- Class 1–12
- Age Range
- - years
- Location
- Nationwide
Academic requirement
Must be a school student up to Class 12. Requires school-level mathematics and basic understanding of algorithms. Students who have completed Class 12 are not eligible.
Prerequisites
- Qualification from Zonal Computing Olympiad (ZCO) or Zonal Informatics Olympiad (ZIO)
- Basic understanding of algorithms
- School level mathematics
- Proficiency in C++ programming
Additional requirements
- Must have qualified through Zonal Computing Olympiad (ZCO) or Zonal Informatics Olympiad (ZIO).
Open to all school students in India must be a school student up to Class 12, regardless of school board. Participants must have qualified through the Zonal Computing Olympiad (ZCO) or Zonal Informatics Olympiad (ZIO). There is no lower age limit, but students must not have completed Class 12.
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Academic Details
Difficulty: Advanced
What's covered
The syllabus for INOI is aligned with the International Olympiad in Informatics (IOI) syllabus, covering advanced topics in algorithms and data structures. This includes topics like dynamic programming, graph algorithms, sorting, searching, and more.
Rewards & Recognition
Prizes
Gold, Silver & Bronze Medals
Top-performing participants are awarded gold, silver, and bronze medals based on their national ranking in the competition.
Certificate
Certificate of Merit from IARCS
Certificates of merit are awarded to participants based on their performance, recognizing their achievement at a national level.
Opens doors to
Gold and Silver medalists may get direct admission to Chennai Mathematical Institute (CMI). Qualifiers for the IOI Training Camp (IOITC) are eligible for admission through the Olympiad category at IIIT Hyderabad and IIT Gandhinagar. IIIT Delhi offers bonus points for INOI qualifiers. Amrita University offers a fully funded B.Tech CSE program for high performers, and Scaler School of Technology offers scholarships up to 100%.
Recognition
National Recognition in Informatics
Skills your child builds
Highlights
- Direct pathway to represent India at the International Olympiad in Informatics (IOI)
- Focus on advanced algorithmic problem-solving
- Provides significant academic advantages for higher education
Exam format
- Total marks
- 300
- Duration
- 180 minutes
- Format
- Algorithmic programming problems
- Language
- C++
Rounds & format
The INOI is a single programming competition round where students solve algorithmic problems.
How entries are judged
Solutions are evaluated based on correctness, efficiency (time and memory limits), and adherence to problem constraints. Points are awarded for correctly solving subtasks.
Selection process
Approximately 30 students are selected from INOI based on their performance to attend the International Olympiad in Informatics Training Camp (IOITC).
How to apply
- 1Students qualify for INOI based on their performance in the Zonal Computing Olympiad (ZCO) or Zonal Informatics Olympiad (ZIO).
- 2Registration for the initial Zonal rounds (ZIO/ZCO) is typically done online through the Indian Computing Olympiad website (iarcs.org.in). A nominal registration fee of approximately ₹472 (₹400 + GST) applies for the initial round.
How to prepare
- Past INOI question papers and solutions available on IARCS and CodeChef websites
- ICO Online Study Material (Basic Topics and IOI syllabus)
- Competitive programming platforms for practice
Fees & financial support
Fee details
Participation in INOI is based on qualification from ZIO/ZCO. A nominal registration fee of approximately ₹472 (₹400 + GST) applies for the initial Zonal rounds (ZIO/ZCO).
Financial support
No direct scholarships for INOI participation, but success can lead to academic advantages and potential scholarships at higher education institutions.
Refund policy
Registration fees for the Indian Computing Olympiad (ICO), which includes the Zonal rounds, are generally non-refundable.
Frequently asked questions
Is Indian National Olympiad in Informatics (INOI) free?
₹472 registration
Who can participate in Indian National Olympiad in Informatics (INOI)?
Students in Class 1–12. children aged undefined-undefined.
What will my child gain from Indian National Olympiad in Informatics (INOI)?
Opportunity to represent India at the International Olympiad in Informatics (IOI). Medals (Gold, Silver, Bronze) for top performers in INOI. Selection for the International Olympiad in Informatics Training Camp (IOITC). Direct admission or bonus points at top Indian universities like CMI, IIIT Delhi, IIIT Hyderabad, and IIT Gandhinagar. Develops advanced algorithmic and programming skills. National recognition in computer science. Certificates of merit from IARCS for successful participants..
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