ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1580 P1580  [Sdoi2014]向量集 0 / 0 (无)
4144 P1580  [Usaco2009 Hol]Cattle Bruisers 杀手游戏 0 / 0 (无)
1581 P1581  [Poi2011]Tree Rotations 0 / 0 (无)
4145 P1581  [Usaco2009 Hol]Transmission Delay 传输谍延时 0 / 0 (无)
1582 P1582  [Poi2011]Difference 0 / 0 (无)
4146 P1582  [Usaco2009 Hol]Holiday Painting 节日画画 0 / 0 (无)
1583 P1583  [Poi2011]Shift 0 / 0 (无)
4147 P1583  [Usaco2009 Mar]Moon Mooing 哞哞叫 0 / 0 (无)
1584 P1584  [Poi2011]Conspiracy 0 / 0 (无)
4148 P1584  [Usaco2009 Mar]Cleaning Up 打扫卫生 0 / 0 (无)
1585 P1585  [POI2011] Lightning Conductor 0 / 0 (无)
4149 P1585  [Usaco2009 Mar]Earthquake Damage 2 地震伤害 0 / 0 (无)
1586 P1586  [Poi2011]Lollipop 0 / 0 (无)
4150 P1586  路径统计path 0 / 0 (无)
1587 P1587  Uva10173 Smallest Bounding Rectangle 0 / 0 (无)
4151 P1587  叶子合并leaves 0 / 0 (无)
1588 P1588  数论之神 0 / 0 (无)
4152 P1588  [HNOI2002]营业额统计 0 / 1 10
1589 P1589  CCC2009 Dinner之Zuma2 0 / 0 (无)
4153 P1589  [Usaco2008 Dec]Trick or Treat on the Farm 采集糖果 0 / 0 (无)

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手气不错

根据当前过滤条件随机选择一道题