题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5463 Clarke and minecraft Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 366    Accepted Submission(s): 193 Problem Description Clarke is a patien…

Problem Description Clarke is a patient with multiple personality disorder. One day, Clarke turned into a game player of minecraft. On that day, Clarke set up local network and chose create mode for sharing his achievements with others. Unfortunately…

HDU 5628 Clarke and math 本文属于一个总结了一堆做法的玩意...... 题目 简单的一个式子:给定$n,k,f(i)$,求 然后数据范围不重要,重要的是如何优化这个做法. 这个式子有$n$种问法,而且可以变式扩展,所以说这个式子也是比较重要的: 我们约定如果给定了$n,k$那么我们的$g$写作$g_k(n)$,如果给定了$n,k$中间的任意一个,枚举另一个,或者另一个是变化的,那么另一个数记为$i,j$ 把$1~n$或$1~k$的$g_k(i)$或$g_i(n)$都求出来…

hdu 4825 Xor Sum(trie+贪心) 刚刚补了前天的CF的D题再做这题感觉轻松了许多.简直一个模子啊...跑树上异或x最大值.贪心地让某位的值与x对应位的值不同即可. #include <iostream> #include <cstdio> #include <cstring> #include <algorithm> #include <cmath> #define CLR(a,b) memset((a),(b),sizeof(…

Clarke and minecraft 问题描述 克拉克是一名人格分裂患者.某一天,克拉克分裂成了一个游戏玩家,玩起了minecraft.渐渐地,克拉克建起了一座城堡. 有一天,克拉克为了让更多的人分享自己的成果,开了局域网,并且选择创造模式.不幸的是,这一天有一个熊孩子进了克拉克的游戏,他在克拉克的城堡里放了很多个爬行者!当刚刚去外面打怪回.开着生存模式的克拉克回到城堡中的一瞬间,爬行者们突然自爆......(自行脑部画面)于是克拉克的城堡变成了一片废墟,圆石.木板.砖块等建筑材料撒落了一地…

Problem Description Clarke is a patient with multiple personality disorder. One day, Clarke turned into a cook, was shopping for food. Clarke has bought n food. The volume of the ith food is vi. Now Clarke has a pack with volume V. He wants to carry…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5627 题意:Bestcoder的一道题,让你求&意义下的最大生成树. 解法: 贪心,我们从高位到低位贪心,如果含有这一位的边能够构成一棵树的话,我们就可以直接把其他不含有这一位的边全部去掉 然后重复这个行为 这个贪心显然正确啦,至于判断能否构成一颗树,就用并查集就好啦 //HDU 5627 #include <bits/stdc++.h> using namespace std; cons…

Elegant Construction 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5813 Description Being an ACMer requires knowledge in many fields, because problems in this contest may use physics, biology, and even musicology as background. And now in this prob…

Windows 10 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5802 Description Long long ago, there was an old monk living on the top of a mountain. Recently, our old monk found the operating system of his computer was updating to windows 10 automatical…

Clarke and baton Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5565 Description Clarke is a patient with multiple personality disorder. One day, Clarke split into n guys, named 1 to n. They will play a game ca…