Domination Time Limit: 8 Seconds      Memory Limit: 131072 KB      Special Judge Edward is the headmaster of Marjar University. He is enthusiastic about chess and often plays chess with his friends. What's more, he bought a large decorative chessboar…

Average Score Time Limit: 2 Seconds      Memory Limit: 131072 KB Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical Analysis. After a mid-term exam, Bob was anxious about his…

摘要 本文主要列举并求解了2016 ACM/ICPC亚洲区青岛站现场赛的部分真题,着重介绍了各个题目的解题思路,结合详细的AC代码,意在熟悉青岛赛区的出题策略,以备战2018青岛站现场赛. HDU 5984 Pocky 题意 给出一根棒子(可以吃的)的长度x和切割过程中不能小于的长度d,每次随机的选取一个位置切开,吃掉左边的一半,对右边的棒子同样操作,直至剩余的长度不大于d时停止.现在给出x和d,问切割次数的数学期望是多少. 解题思路 当看到第二个样例2 1时,结果是1.693147,联想到ln…

3797714 2014 - 10 - 12 21:58 : 19 Accepted 3820 C++ 1350 70240 zz_1215 比較麻烦的一道题吧,開始的时候不停的段异常,后面知道是爆栈了,然后用数组模拟递归,才ac了 思路挺简单的,先找到这个树的直径,单独拿出来,能够证明最后选的两个点一定是在直径上的.我就不证了 然后求出这条直径上的每一个点向外延伸的最远距离 对这个距离做两次RMQ,第一次是对于往左边计算最大距离,所以要这个距离的序列要依次+1,+2,+3.......+n-1…

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…

Mart Master II Time Limit: 12000/6000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 675    Accepted Submission(s): 237 Problem Description Trader Dogy lives in city S, which consists of n districts. There are n - 1…

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…

Clone Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/65536K (Java/Other) Total Submission(s) : 8   Accepted Submission(s) : 5 Font: Times New Roman | Verdana | Georgia Font Size: ← → Problem Description After eating food from Chernobyl,…

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…

题目链接 http://acm.hdu.edu.cn/showproblem.php?pid=4803 Problem Description Jenny is a warehouse keeper. He writes down the entry records everyday. The record is shown on a screen, as follow:There are only two buttons on the screen. Pressing the button i…