| Problem ID | Title | Solved | Submit | Pass Rate |
|---|---|---|---|---|
| 8681 | Car Show | 4 | 4 | 100.0% |
| 8682 | Two Frogs | 1 | 1 | 100.0% |
| 8683 | Global Positioning System | 2 | 3 | 66.7% |
| 8684 | Half Turns | 1 | 6 | 16.7% |
| 8685 | Longest Increasing Subsequence | 1 | 3 | 33.3% |
| 8686 | Matrix and GCD | 2 | 2 | 100.0% |
| 8687 | Magic Spells | 1 | 1 | 100.0% |
| 8688 | Radar Scanner | 1 | 1 | 100.0% |
| 8689 | The Great Wall II | 1 | 1 | 100.0% |
| 8690 | Colourful Journey | 0 | 6 | 0.0% |