| Problem ID | Title | Solved | Submit | Pass Rate |
|---|---|---|---|---|
| 1064 | Feeding the Cows(需要 spcecail judge） | 8 | 37 | 21.6% |
| 1066 | Barn Tree(specail judge,oj没法判) | 1 | 18 | 5.6% |
| 1068 | 范围重构 Range Reconstruction specail judge | 34 | 39 | 87.2% |
| 4234 | 有值的密钥（specail judge） | 1 | 8 | 12.5% |
| 4354 | 新密码 | 7 | 14 | 50.0% |
| 5297 | 合影（specail judge） | 4 | 11 | 36.4% |
| 6408 | 减操作(spceial judge?) | 1 | 2 | 50.0% |