Live2d Test Env
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摘要: 题目网站: http://acm.hdu.edu.cn/listproblem.php?vol=11 输入输出的对比: HDU2000: HDU2001: HDU1001: HDU2002: HDU2003: HDU2010: 2008: 阅读全文
posted @ 2018-10-23 15:43 nimphy 阅读(3816) 评论(0) 推荐(0) 编辑
摘要: Yellowstar likes integers so much that he listed all positive integers in ascending order,but he hates those numbers which can be written as a^b (a, b 阅读全文
posted @ 2018-10-23 10:38 nimphy 阅读(226) 评论(0) 推荐(0) 编辑
摘要: Tom owns a company and he is the boss. There are n staffs which are numbered from 1 to n in this company, and every staff has a ability. Now, Tom is g 阅读全文
posted @ 2018-10-23 09:09 nimphy 阅读(170) 评论(0) 推荐(0) 编辑
摘要: 第一阶段:先刷水题,水题,就是几乎不牵扯算法。需要自己想方法解决。这样的题,一是锻炼逻辑和思维的严谨,二是锻炼代码能力。一般做到60-200题左右。 第二阶段:渐渐的学一些简单的算法,或者专题训练,或者打比赛积累经验。第二阶段刷到400题。 第三阶段: 在第二阶段的基础上继续纠结算法。 这时候可以看 阅读全文
posted @ 2018-10-22 22:10 nimphy 阅读(1384) 评论(0) 推荐(0) 编辑
摘要: 题面太丑了,就不复制了。 题意:F1=A; F2=B; Fn=D*Fn-1+C*Fn-2+P/i;求Fn。 思路:根据P/i的值划分区间,每个区间矩阵求。 带常数的矩阵: 阅读全文
posted @ 2018-10-22 09:42 nimphy 阅读(146) 评论(0) 推荐(0) 编辑
摘要: There are n numbers 3^0, 3^1, . . . , 3^n-1. Each time you can choose a subset of them (may be empty), and then add them up. Count how many numbers ca 阅读全文
posted @ 2018-10-21 20:02 nimphy 阅读(170) 评论(0) 推荐(0) 编辑
摘要: Senior Pan fails in his discrete math exam again. So he asks Master ZKC to give him graph theory problems everyday. The task is simple : ZKC will give 阅读全文
posted @ 2018-10-21 09:26 nimphy 阅读(516) 评论(0) 推荐(0) 编辑
摘要: There is a tree having N vertices. In the tree there are K monkeys (K <= N). A vertex can be occupied by at most one monkey. They want to remove some 阅读全文
posted @ 2018-10-20 21:19 nimphy 阅读(377) 评论(0) 推荐(0) 编辑
摘要: Do you like painting? Little D doesn't like painting, especially messy color paintings. Now Little B is painting. To prevent him from drawing messy pa 阅读全文
posted @ 2018-10-19 20:05 nimphy 阅读(338) 评论(0) 推荐(0) 编辑
摘要: Bob's school has a big playground, boys and girls always play games here after school. To protect boys and girls from getting hurt when playing happil 阅读全文
posted @ 2018-10-19 16:27 nimphy 阅读(544) 评论(0) 推荐(0) 编辑
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