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2014年5月14日
查找 --- 并查集
摘要： Ubiquitous ReligionsTime Limit: 5000MSMemory Limit: 65536KTotal Submissions: 22601Accepted: 11134DescriptionThere are so many different religions in t... 阅读全文
posted @ 2014-05-14 23:04 北岛知寒 阅读(165) 评论(0) 推荐(0) 编辑
计算几何 + 统计 --- Parallelogram Counting
摘要： Parallelogram CountingTime Limit: 5000MSMemory Limit: 65536KTotal Submissions: 5749Accepted: 1934DescriptionThere are n distinct points in the plane, ... 阅读全文
posted @ 2014-05-14 21:44 北岛知寒 阅读(230) 评论(0) 推荐(0) 编辑
贪心 + 计算几何 --- Radar Installation
摘要： Radar Installation Description Assume the coasting is an infinite straight line. Land is in one side of coasting, sea in the other. Each small island 阅读全文
posted @ 2014-05-14 17:18 北岛知寒 阅读(203) 评论(0) 推荐(0) 编辑