Other problems (Level 0)
Problems
| Sum of divisors | 769 / 851 | 800 | |
| Equal pairs | 624 / 711 | 800 | |
| GCD and LCM | 679 / 695 | 800 | |
| 3 | 557 / 629 | 800 | |
| Consecutive | 452 / 522 | 1000 | |
| Prison | 225 / 433 | 1300 |
| Sum of divisors | 769 / 851 | 800 | |
| Equal pairs | 624 / 711 | 800 | |
| GCD and LCM | 679 / 695 | 800 | |
| 3 | 557 / 629 | 800 | |
| Consecutive | 452 / 522 | 1000 | |
| Prison | 225 / 433 | 1300 |