POJ2663-完全覆盖 题解见首注释 //简单递推-三个米诺牌(3*2)为一个单位打草稿得出规律 //题意-3*n块方格能被1*2的米诺牌以多少种情况完全覆盖 //Memory 132K Time: 0 Ms #include<iostream> #include<cstring> #include<cstdio> using namespace std; int ans; //开始平铺 int Tiling(int n) { ; ) ; ) { sum += * T…

转自:http://hi.baidu.com/ordeder/item/2a342a7fe7cb9e336dc37c89 2009年09月06日 星期日 21:55 初识ACM最早听说ACM/ICPC这项赛事是在大三上的算法课上张老师提到的,当时我们学校的组织参加这项活动才刚刚起步,我也没太在意,总觉得那是非常遥远的事,事实上当时我也从未相当如今我们能获得现在的成绩.真正踏入ACM/ICPC这个神奇的世界,不得不提到2004那一年我们学校的参赛队伍xmutank,正是听了pipo师兄的精彩演讲以…

2017 ACM ICPC Asia Regional - Daejeon Problem A Broadcast Stations 题目描述:给出一棵树,每一个点有一个辐射距离\(p_i\)(待确定),但\(p_i==0\)的点不能辐射自己,只能由别的点辐射覆盖.求\(p_i\)的和的最小值. Problem B Connect3 题目描述:有一个\(4 \times 4\)的网格,两个人玩游戏,第一个人用黑棋,第二人用白棋.每次选择一列,将棋子扔下去,直到最下一个空的格子.现在给出第一个人下…

HDU 4041 Eliminate Witches! (模拟题 ACM ICPC 2011 亚洲北京赛区网络赛题目) Eliminate Witches! Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 863    Accepted Submission(s): 342 Problem Description Kaname Mado…

I. Older Brother Your older brother is an amateur mathematician with lots of experience. However, his memory is very bad. He recently got interested in linear algebra over finite fields, but he does not remember exactly which finite fields exist. For…

Solved A Gym 100488A Yet Another Goat in the Garden   B Gym 100488B Impossible to Guess Solved C Gym 100488C Lost Temple Solved D Gym 100488D Toy Soldiers Solved E Gym 100488E Just Change a Word Solved F Gym 100488F Two Envelopes Solved G Gym 100488G…

比赛链接: http://202.197.224.59/OnlineJudge2/index.php/Contest/problems/contest_id/36 题目来源: 2014嘉杰信息杯ACM/ICPC湖南程序设计邀请赛暨第六届湘潭市程序设计竞赛 ×  Problem A A simple problem   (求N % 1 + N % 2 + ....+ N % N, 待补) ?  Problem B Path √  Problem C Range   (单调栈) √  Problem…

祝大家新年快乐,相信在新的一年里一定有我们自己的梦! 这是一个简化的魔板问题,只需输出步骤即可. 玩具(Toy) 描述 ZC神最擅长逻辑推理,一日,他给大家讲述起自己儿时的数字玩具. 该玩具酷似魔方,又不是魔方.具体来说,它不是一个3 * 3 * 3的结构,而是4 * 2的结构. 按照该玩具约定的玩法,我们可反复地以如下三种方式对其做变换: A． 交换上下两行.比如,图(a)经此变换后结果如图(b)所示. B． 循环右移(ZC神从小就懂得这是什么意思的).比如,图(b)经此变换后结果如图(c)所…

Problem G. Garden Gathering Input file: standard input Output file: standard output Time limit: 3 seconds Memory limit: 512 megabytes Many of you may have been to St. Petersburg, but have you visited Peterhof Palace? It is a collection of splendid pa…

Problem D. Delay Time Input file: standard input Output file: standard output Time limit: 1 second Memory limit: 512 megabytes Petr and Egor are measuring the gravitational acceleration g on their physics lessons using a special device. An electromag…