Practice
Past IOAI tasks
Every task the IOAI has published, linked to the official statements and data on GitHub.
The IOAI publishes its tasks and datasets on GitHub under a Creative Commons licence. Working through them under contest conditions is the closest thing to the real olympiad. When a task fits a module, add it to that module's practice problems.
IOAI 2026 Astana, Kazakhstan · GitHub repository · CC BY 4.0
Individual Contest
| Task | Notes |
|---|---|
| Find the Order | Day 1 |
| Robot Chasing | Day 1 |
| Potato | Day 1 |
| Double Agent Dilemma | Day 2 |
| Ghost of the Machine | Day 2 |
| IOAI Field | Day 2 |
At-Home Round
| Task | Notes |
|---|---|
| Operation Night Watch | Task 1 |
| Robot Delivery Academy | Task 2 |
| The Analytical Language of John Wilkins | Task 3 |
IOAI 2025 Beijing, China · GitHub repository · CC BY 4.0
Individual Contest
| Task | Notes |
|---|---|
| Radar | Task 1 |
| Chicken Counting | Task 2 |
| Concepts | Task 3 |
| Restroom Icon Matching | Task 4 |
| Antique Painting Authentication | Task 5 |
| Pixel Efficiency | Task 6 |
At-Home Round
GAITE Contest
| Task | Notes |
|---|---|
| Synthetic Speech Detector | |
| Word Segmentation |
IOAI 2024 Burgas, Bulgaria · GitHub repository · CC BY 4.0 (stated in the README)
Scientific Round, on-site
| Task | Notes |
|---|---|
| Help BOBAI | |
| Lost in Hyperspace | |
| Madarian Cow |