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| ID | 题目 显示标签 隐藏标签 | AC / 尝试 | 难度 |
|---|
| 679 | P1078 [NOIP2007 提高组] 树网的核 | 1 / 3 | 10 | |
| 1162 | P1408 Roads in the Kingdom | 1 / 1 | 10 | |
| 1728 | P1748 Brain Network (medium) | 1 / 1 | 10 | |
| 5353 | P1821 [NOI2003] 逃学的小孩 | 1 / 1 | 10 | |
| 5357 | P1825 [SDOI2011] 消防 | 1 / 1 | 10 | |
| 5580 | P2149 [APIO2010] 巡逻 | 1 / 1 | 10 | |
| 5582 | P2157 [IOI 2008] Island | 1 / 2 | 10 | |
| 2607 | P2607 Civilization | 1 / 1 | 10 | |
| 4415 | P4427 数字转换 | 0 / 0 | (无) | |
| 4874 | P4949 [SDOI2013] 直径 | 1 / 1 | 10 |
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