| Problem ID | Title | Solved | Submit | Pass Rate |
|---|---|---|---|---|
| 1145 | 2.3.4 Controlling Companies (concom) | 2 | 3 | 66.667% |
| 2135 | 2.1.1 The Castle城堡 | 2 | 3 | 66.667% |
| 2136 | 2.1.3 Sorting a Three-Valued Sequence三值的排序 | 3 | 3 | 100.000% |
| 2137 | 2.1.4 Healthy Holsteins健康的荷斯坦奶牛 | 3 | 3 | 100.000% |
| 2138 | 2.1.5 Hamming Codes海明码 | 3 | 3 | 100.000% |
| 2139 | 2.2.1 Preface Numbering序言页码 | 2 | 3 | 66.667% |