Day 1
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_aerobatics | Aerobatics Output Only | 4 | |
| 2 | JOI21_fever | IOI Fever Batch | 32 | |
| 3 | JOI21_foodcourt | Food Court Batch | 213 |
Day 2
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_escape_route | Escape Route Batch | 28 | |
| 2 | JOI21_road_construction | Road Construction Batch | 228 | |
| 3 | JOI21_shopping | Shopping Interactive Communication | 20 |
Day 3
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_ancient_machine | Ancient Machine Two steps | 68 | |
| 2 | JOI21_bodyguard | Bodyguard Batch | 31 | |
| 3 | JOI21_meetings2 | Meetings 2 Batch | 190 |
Day 4
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_event2 | Event Hopping 2 Batch | 179 | |
| 2 | JOI21_navigation2 | Navigation 2 Interactive Communication | 32 | |
| 3 | JOI21_worst_reporter4 | Worst Reporter 4 Batch | 100 |
