2015年10月9日
(简单) CF 44D Hyperdrive，数学。
摘要： In a far away galaxy there areninhabited planets, numbered with numbers from1ton. They are located at large distances from each other, that's why th... 阅读全文
posted @ 2015-10-09 22:02 WhyWhy。 阅读(228) 评论(0) 推荐(0)
(中等) CF 311B Cats Transport，斜率优化DP。
摘要： Zxr960115 is owner of a large farm. He feedsmcute cats and employspfeeders. There's a straight road across the farm andnhills along the road, number... 阅读全文
posted @ 2015-10-09 21:49 WhyWhy。 阅读(612) 评论(0) 推荐(1)