IOI 2005
Day 1
| # | Title | Type | Difficulty |
|---|---|---|---|
| 1 | Garden | — | |
| 2 | Mean Sequence | — | |
| 3 | Mountain | — |
Day 2
| # | Title | Type | Difficulty |
|---|---|---|---|
| 4 | Birthday | — | |
| 5 | Rectangle Game | Function | — |
| 6 | Rivers | — |
| # | Title | Type | Difficulty |
|---|---|---|---|
| 1 | Garden | — | |
| 2 | Mean Sequence | — | |
| 3 | Mountain | — |
| # | Title | Type | Difficulty |
|---|---|---|---|
| 4 | Birthday | — | |
| 5 | Rectangle Game | Function | — |
| 6 | Rivers | — |