Day 1
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_aerobatics | Aerobatics Output Only | 4 | |
| 2 | JOI21_fever | IOI Fever Batch | 34 | |
| 3 | JOI21_foodcourt | Food Court Batch | 216 |
Day 2
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_escape_route | Escape Route Batch | 30 | |
| 2 | JOI21_road_construction | Road Construction Batch | 231 | |
| 3 | JOI21_shopping | Shopping Interactive Communication | 21 |
Day 3
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_ancient_machine | Ancient Machine Two steps | 71 | |
| 2 | JOI21_bodyguard | Bodyguard Batch | 32 | |
| 3 | JOI21_meetings2 | Meetings 2 Batch | 192 |
Day 4
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_event2 | Event Hopping 2 Batch | 182 | |
| 2 | JOI21_navigation2 | Navigation 2 Interactive Communication | 35 | |
| 3 | JOI21_worst_reporter4 | Worst Reporter 4 Batch | 101 |
