| 题目编号 | 标题 | 来源/分类 | 解决 | 提交 | |
| A | Let the Balloon Rise | Zhejiang Provincial Programming Contest 2004 | 7 | 24 | |
| B | Number Sequence | Zhejiang Provincial Programming Contest 2004 | 7 | 40 | |
| C | Elevator | hdu | 14 | 24 | |
| D | FatMouse' Trade | Zhejiang Provincial Programming Contest 2004 | 3 | 10 | |
| E | Climbing Worm | East Central North America 2002 practice | 13 | 19 | |
| F | Double Seventh Festival | yhr From hdu 1215 | 3 | 4 | |
| G | Delta-wave | Ural Collegiate Programming Contest 1998 | 1 | 2 | |
| H | sort | yhr-hdu1425 | 3 | 8 | |
| I | The area | hdu1071 | 4 | 6 |