| ID | NAME | SCORE | RATIO | SOLVED | TRIED |
| A | XOR Sorting | 500 | 63% | 58 | 91 |
| B | Binary Reverse | 1500 | 5% | 1 | 18 |
| C | The variance of tree | 1500 | 94% | 17 | 18 |
| D | Tree Count | 2500 | 33% | 1 | 3 |
| ID | NAME | SCORE | RATIO | SOLVED | TRIED |
| A | XOR Sorting | 500 | 63% | 58 | 91 |
| B | Binary Reverse | 1500 | 5% | 1 | 18 |
| C | The variance of tree | 1500 | 94% | 17 | 18 |
| D | Tree Count | 2500 | 33% | 1 | 3 |