随笔分类 - 扫描线
摘要:[codevs3044][POJ1151]矩形面积求并 试题描述 输入n个矩形,求他们总共占地面积(也就是求一下面积的并) 输入 可能有多组数据,读到n=0为止(不超过15组) 每组数据第一行一个数n,表示矩形个数(n<=100) 接下来n行每行4个实数x1,y1,x2,y1(0 <= x1 < x
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摘要:[BZOJ3932][CQOI2015]任务查询系统 试题描述 最近实验室正在为其管理的超级计算机编制一套任务管理系统,而你被安排完成其中的查询部分。超级计算机中的任务用三元组(Si,Ei,Pi)描述,(Si,Ei,Pi)表示任务从第Si秒开始,在第Ei秒后结束(第Si秒和Ei秒任务也在运行),其优
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摘要:[POJ3277]City Horizon 试题描述 Farmer John has taken his cows on a trip to the city! As the sun sets, the cows gaze at the city horizon and observe the be
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摘要:[POJ1151]Atlantis 试题描述 There are several ancient Greek texts that contain descriptions of the fabled island Atlantis. Some of these texts even include
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摘要:[POJ1177]Picture 试题描述 A number of rectangular posters, photographs and other pictures of the same shape are pasted on a wall. Their sides are all vert
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摘要:[POJ1765]November Rain 试题描述 Contemporary buildings can have very complicated roofs. If we take a vertical section of such a roof it results in a numbe
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