| Problem ID | Title | Solved | Submit | Pass Rate |
|---|---|---|---|---|
| 4135 | String Compression | 1 | 1 | 100.0% |
| 4839 | Bear and Polynomials | 7 | 34 | 20.6% |
| 4854 | 斐波那契式 | 5 | 7 | 71.4% |
| 4864 | Messenger | 1 | 1 | 100.0% |
| 4951 | Puzzle Lover | 1 | 1 | 100.0% |
| 4962 | 新年和古代预言 | 4 | 8 | 50.0% |
| 4984 | Marbles | 1 | 1 | 100.0% |
| 5000 | Acyclic Organic Compounds | 1 | 1 | 100.0% |
| 5591 | DZY Loves Strings | 1 | 1 | 100.0% |
| 5919 | Xenia and String Problem | 0 | 1 | 0.0% |