| Problem ID | Title | Solved | Submit | Pass Rate |
|---|---|---|---|---|
| 2188 | 【信息学奥赛一本通】家谱(gen) | 34 | 42 | 80.952% |
| 2264 | 【信息学奥赛一本通】收集雪花 | 12 | 13 | 92.308% |
| 2870 | USACO2021FebP1 Year of the Cow | 4 | 6 | 66.667% |
| 3012 | 2648 Shopping | 2 | 2 | 100.000% |
| 3037 | 1132 a+b | 7 | 10 | 70.000% |
| 3235 | 2.2.3 Runaround Numbers循环数 | 8 | 14 | 57.143% |