| 题目编号 | 标题 | 来源/分类 | 解决 | 提交 | |
| A | Hike on a Graph | University of Ulm Local Contest 2000,zoj1103 | 5 | 16 | |
| B | Mapping the Route | North Central Regionals 1997 | 0 | 0 | |
| C | It's not a Bug, it's a Feature! | Southwestern European Regional Contest 1998 | 0 | 0 | |
| D | Sly Number | Southeastern European Regional Programming Contest 2002 | 0 | 0 | |
| E | Gossiping | Central Europe 1997 | 0 | 4 | |
| F | How I Wonder What You Are! | Japan 2006 | 6 | 8 | |
| G | Fool's Game | Northeastern Europe 2006 | 0 | 0 | |
| H | Counting Rectangles | Tehran 1999 | 3 | 13 |