ChenJr

摘要：传送门题面：There's a beach in the first quadrant. And from time to time, there are sea waves. A wave ( xx , yy ) means the wave is a rectangle ... 阅读全文

posted @ 2018-09-10 12:47 ChenJr 阅读(198) 评论(0) 推荐(0)

摘要：传送门题面：In a world where ordinary people cannot reach, a boy named "Koutarou" and a girl named "Sena" are playing a video game. The game sys... 阅读全文

posted @ 2018-09-09 22:41 ChenJr 阅读(183) 评论(0) 推荐(0)

摘要：传送门题面：LATTICE is learning Digital Electronic Technology. He is talented, so he understood all those pieces of knowledge in 10^{-9}10−9 sec... 阅读全文

posted @ 2018-09-08 22:12 ChenJr 阅读(240) 评论(0) 推荐(0)

摘要：传送门题面：One day in the jail, F·F invites Jolyne Kujo (JOJO in brief) to play tennis with her. However, Pucci the father somehow knows it and... 阅读全文

posted @ 2018-09-08 21:42 ChenJr 阅读(236) 评论(0) 推荐(0)

摘要：传送门题面：PDF题意：给你一个起点s和终点e，有n个地点，问你在不增加从s到e的曼哈顿距离的前提下的能够到达的最多的地点的个数。题目分析：跟2018CCPC网络赛的一题（HDU 6447）一摸一样，只不过这个题中还需要讨论一下起点和终点的相对位置。我... 阅读全文

posted @ 2018-09-07 21:44 ChenJr 阅读(216) 评论(0) 推荐(0)

摘要：传送门题面：PDF题意：给你n个点，m条路，对于每个点而言，每个点到的1号点最短路都不能行走，问你在这样的情况下从0号点走到1号点的最短路径。题目分析：我们考虑跑两边dijk。在第一次dijk中，在每次松弛操作的过程中用pre数组记录该去边to的父亲结点x，而... 阅读全文

posted @ 2018-09-07 21:32 ChenJr 阅读(165) 评论(0) 推荐(0)

摘要：传送门：题面: PDF题意：你最开始有1升的pink饮料，你想要获得blue饮料，现在有n个人，每个人都希望用O饮料换取W饮料，每次的转化率为R。现在你可以跟他们依次的交换饮料，而当你最后得到10升以上的blue饮料后，多余10升的你将抛弃，问你最多能获得多少b... 阅读全文

posted @ 2018-09-07 21:21 ChenJr 阅读(122) 评论(0) 推荐(0)

摘要：传送门题面： Harry got a string T, he wanted to know the number of T’s disjoint palindrome substring pairs. A string is considered to be palindr... 阅读全文

posted @ 2018-09-05 16:02 ChenJr 阅读(147) 评论(0) 推荐(0)

摘要：传送门题面：D. Mouse Hunttime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputMedicine faculty ... 阅读全文

posted @ 2018-09-04 16:10 ChenJr 阅读(309) 评论(0) 推荐(0)

摘要：传送门题面：C. Minimum Value Rectangletime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou ... 阅读全文

posted @ 2018-09-04 15:49 ChenJr 阅读(202) 评论(0) 推荐(0)