Additional Problems (Level 5)
The "Additional Problems" module includes numerous problems that don't fit neatly into other modules, yet they remain highly interesting.Problems
| GCD 2 | 22 / 31 | 1500 | |
| Brewing potion 9 | 4 / 13 | 1500 | |
| Amusement park | 4 / 4 | 1800 | |
| Growing mushrooms III | 11 / 17 | 1800 | |
| Queries on tree 3 | 7 / 12 | 1900 | |
| Division problem | 17 / 24 | 1900 | |
| Watering II | 10 / 12 | 1900 | |
| Growing mushrooms II | 3 / 8 | 1900 | |
| Squid game | 2 / 2 | 1900 | |
| Sum of weights | 9 / 14 | 2000 | |
| Mushroom harvesting II | 21 / 23 | 2000 | |
| Flip | 5 / 5 | 2000 | |
| Pairs' value | 8 / 10 | 2000 | |
| Sorting queries | 23 / 27 | 2100 | |
| Microsoft Paint | 6 / 12 | 2100 | |
| Gene bank | 23 / 23 | 2200 | |
| Card games | 4 / 5 | 2300 | |
| Sequence | 8 / 10 | 2300 |