| 题目ID | 标题 | 来源 | 正确数 | 通过率 |
|---|---|---|---|---|
| 1905-POJ | Expanding Rods | Waterloo local 2004.06.12 | 0 | ----% |
| 1906-POJ | Three powers | Waterloo local 2004.06.12 | 0 | ----% |
| 1907-POJ | Work Reduction | Waterloo local 2004.06.12 | 0 | ----% |
| 1908-POJ | Grid Speed | Waterloo local 2004.06.12 | 0 | ----% |
| 1909-POJ | Marbles on a tree | Waterloo local 2004.06.12 | 0 | ----% |