Other problems (Level 0)
Problems
| Sum of divisors | 768 / 850 | 800 | |
| Equal pairs | 623 / 710 | 800 | |
| GCD and LCM | 678 / 694 | 800 | |
| 3 | 556 / 628 | 800 | |
| Consecutive | 451 / 521 | 1000 | |
| Prison | 225 / 432 | 1300 |
| Sum of divisors | 768 / 850 | 800 | |
| Equal pairs | 623 / 710 | 800 | |
| GCD and LCM | 678 / 694 | 800 | |
| 3 | 556 / 628 | 800 | |
| Consecutive | 451 / 521 | 1000 | |
| Prison | 225 / 432 | 1300 |