What is International Olympiad in Informatics?
The International Olympiad in Informatics (IOI) is the world’s most prestigious computer science competition for secondary school students.
Why learn data structures and algorithms?
The IOI is all about data structures and algorithms. Learning data structures and algorithms helps you get better at solving complex problems and win the IOI.
Why you need expert teachers to win the IOI
Teaching data structures and algorithms requires highly specialized skills. All our IOI teachers have extensive experience and are experts in the domain.
Benefits of learning data structures and algorithms
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Solve complex programming challenges
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Learn to write clean, effective, and highly optimized code
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Win coding competitions including the IOI
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Start your journey to become a data scientist
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Pathway to career in software engineering
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Ace interviews with top-notch companies
Master the basics and fundamentals of data structures and algorithms with our class curriculum
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Learn the basics of data structures and algorithms (DSA), master algorithmic programming techniques, and apply your newly-learned skills to win the IOI
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What you’ll learn
Algorithms, data structures basics
Numbers and mathematics
Recursion, arrays, graphs
Binary search trees
Heap, hashing
Searching and sorting algorithms
Backtracking, greedy algorithms
Dynamic programming
Skills you’ll gain
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Algorithmic skills, techniques
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Data structure skills, techniques
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Computational thinking
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Problem solving
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Competitive coding skills
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Python development
What you’ll achieve
IOI Algorithms Certification
Python Developer Certification
Coding Champion Certification
Badges and leaderboard rankings
Preparation for competitions
Lifetime community access
Downloadable resources
Exclusive access to competitions
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Learn IOI algorithms from Experienced teachers. Our hand-picked coding tutors ensure the best learning experience
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🎓 300+
Graduate IT Instructors from India
👨💻 7+
Years coding experience
👩 91%
Female teachers
💻 10+
Coding languages
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With Codingal Prime, your child gets private tutoring from best instructors
Unlock your skills and earn your IOI certifications by learning Algorithms, Python Development and more
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Our IOI Algorithms course is suitable for middle school students in grades 6 to 12. This course covers activities and lessons to master algorithms and data structures, including numbers and mathematics, recursion, arrays, graphs, binary search trees, heaps, hashing, searching and sorting algorithms, backtracking, greedy algorithms, and dynamic programming. Codingal supports kids ages 6 to 18 in grades K to 12 by providing engaging and comprehensive coding education that fosters creativity and critical thinking skills.
Activities and lessons to master data structures and algorithms
Two odd occurring numbers
If you are given a list of numbers in which all numbers occur at even times except two, write a program to find those two numbers.
Generate all substrings of a given string
Write a program that generates all the possible substrings from any string entered by the user.
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Swap two numbers without using third variable
Write a program to swap two numbers without using a third variable using Bitwise operators.
STEM.org Accredited Educational Experience and Certificates
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What is STEM.org?
STEM.org Educational Research (SER) is the longest continually operating STEM education research and credentialing organization that has served over 4,500 schools, districts, and organizations in over 25 countries.
Who gets STEM.org Accreditation?
The STEM.org Accreditation is awarded to institutions that develop 21st century skills, have an original curriculum revolving around STEM, adequately incorporate technology into classes, and offer hands-on STEM-based activities.
What does STEM.org Accreditation mean?
STEM.org Accreditation is awarded by STEM.org Educational Research (SER) after thoroughly examining and evaluating the educational institution’s curriculum, teachers, and courses for efficiency, effectiveness, and quality.
Our IOI Algorithms course is appropriate for Elementary School and Middle School students
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Our IOI Algorithms course is suitable for middle school students in grades 6 to 12. This course covers activities and lessons to master algorithms and data structures, including numbers and mathematics, recursion, arrays, graphs, binary search trees, heaps, hashing, searching and sorting algorithms, backtracking, greedy algorithms, and dynamic programming.
Codingal supports kids ages 6 to 18 in grades K to 12 by providing engaging and comprehensive coding education that fosters creativity and critical thinking skills.
Hear what the winners have to say about our prep program
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I always enjoy Codingal competitions as the increasing difficulty levels as we progress make it so much more exciting.
Mohit Hulse
CodeWars Winner, Grade 11
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Codingal gave me the once-in-a-lifetime experience of seeing my code run on the International Space Station.
Siddhant
HPE CodeWars Winner, Grade 10
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I won the HPE CodeWars competition and got the opportunity to run an experiment on the ISS thanks to Codingal.
Swastik
HPE CodeWars Winner, Grade 12
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As a student preparing for the IOI, Codingal has helped me greatly improve my problem solving and algorithmic thinking.
Sushil Raaja U
Code Battle #1 Winner, Grade 11
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The algorithmic problems in Codingal's competitions are super intriguing and I always get to learn something new.
Aarav Eeshan
Code Battle Winner, Grade 11