| 题目编号 | 标题 | 来源/分类 | 解决 | 提交 | |
| A | Annoying painting tool | University of Ulm Local Contest 2007.7.6 | 8 | 18 | |
| B | Black and white painting | University of Ulm Local Contest 2007.7.6 | 7 | 11 | |
| C | Cylinder | University of Ulm Local Contest 2007.7.6 | 2 | 23 | |
| D | Deli Deli | University of Ulm Local Contest 2007.7.6 | 25 | 54 | |
| E | Expressions | University of Ulm Local Contest 2007.7.6 | 2 | 4 | |
| F | Frequent values | University of Ulm Local Contest 2007.7.6 | 2 | 27 | |
| G | Grocery store | University of Ulm Local Contest 2007.7.6 | 0 | 3 | |
| H | Carbon Dating | Southwestern Europe 1997, Practice | 10 | 69 |