| 题目编号 | 标题 | 来源/分类 | 解决 | 提交 | |
| A | STAMPS | Pacific Northwest 1998 | 0 | 2 | |
| B | Divisibility | Northeastern Europe 1999 | 12 | 40 | |
| C | Ferry Loading II | Waterloo local 2003.01.25 | 15 | 21 | |
| D | California Jones and the Gate to Freedom | Ulm Local 2002 | 0 | 0 | |
| E | Terrible Sets | Shanghai 2004 Preliminary | 7 | 9 | |
| F | To the Max | Greater New York 2001 zoj1074 | 40 | 51 | |
| G | Employment Planning | Asia 1997, Shanghai (Mainland China) | 11 | 20 | |
| H | Doing Homework | hdu1074 | 2 | 3 | |
| I | Bridging signals | Northwestern Europe 2003 | 8 | 10 | |
| J | Zipper | Pacific Northwest 2004 | 19 | 39 | |
| K | 最长不下降序列 | yhr | 46 | 72 | |
| L | 数的计数 | yhr | 42 | 79 | |
| M | Largest Rectangle in a Histogram | Ulm Local 2003 | 24 | 54 |