| ID | NAME | RATIO | SOLVED | TRIED |
| A | Constraint Checker | 56% | 274 | 483 |
| B | Full Binary Tree Picture | 51% | 128 | 247 |
| C | Stable Members | 9% | 15 | 164 |
| D | Part-Time Jobs | 7% | 2 | 28 |
Ended
| ID | NAME | RATIO | SOLVED | TRIED |
| A | Constraint Checker | 56% | 274 | 483 |
| B | Full Binary Tree Picture | 51% | 128 | 247 |
| C | Stable Members | 9% | 15 | 164 |
| D | Part-Time Jobs | 7% | 2 | 28 |