| 题目ID | 标题 | 来源 | 正确数 | 通过率 |
|---|---|---|---|---|
| 2700-HDU | Parity | 2008 Mid-Central USA | 35 | 79.5% |
| 2701-HDU | Lampyridae Teleportae | 2008 Mid-Central USA | 0 | ----% |
| 2702-HDU | Hex Tile Equations | 2008 Mid-Central USA | 0 | ----% |
| 2703-HDU | The Bridges of San Mochti | 2008 Mid-Central USA | 0 | ----% |
| 2704-HDU | Bulletin Board | 2008 Mid-Central USA | 0 | ----% |
| 2705-HDU | Serial Numbers | 2008 Mid-Central USA | 0 | ----% |
| 2706-HDU | Line & Circle Maze | 2008 Mid-Central USA | 0 | ----% |
| 2707-HDU | Steganography | 2008 Mid-Central USA | 0 | ----% |