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Pieces
[HOJ2662]
Pieces
Assignment<状态压缩dp>
描述:有一个n*m的棋盘(n、m≤80,n*m≤80)要在棋盘上放k(k≤20)个棋子,使得任意两个棋子不相邻(每个棋子最多和周围4个棋子相邻)。求合法的方案总数。输入:本题有多组测试数据,每组输入包含三个正整数n,m和k。输出:对于每组输入,输出只有一个正整数,即合法的方案数。样例输入:223441样例输出:016【思路】正常的想法是dp,一般的定义是dp[i][j]表示前i行放j个的方案数。。
Danzel♂
·
2017-10-24 07:00
利用python进行数据分析-pandas.concat/subplots/gropuby/pivot_table,多文件整合、聚合、分组,子图
importpandasaspdfrommatplotlibimportpyplotaspltimportnumpyasnp#文件中年份为1880年-2011年years=range(1880,2011)
pieces
choven_meng
·
2017-10-17 16:36
python数据分析
有意思的clip-path
前段时间朋友介绍了一个很帅的网站http://www.species-in-
pieces
.com/F12看了一下Dom结构,发现作者只是结合了CSS3的clip-path和transition特性,就实现了很厉害的效果
JesseLuo
·
2017-09-28 00:00
javascript
clip-path
transition
css3
HDU4628——
Pieces
ProblemYouheartbrokeintopieces.Mystringbrokeintopieces.Butyouwillrecoveroneday,andmystringwillnevergoback.Givenastrings.Wecaneraseasubsequenceofitifthissubsequenceispalindromeinonestep.Weshouldtakeasf
xz闲语岁月
·
2017-08-23 22:18
FPGA 主流芯片选型指导和命名规则(一)
1.主流芯片选型1.1Xilinx主流芯片选型老规矩,先上个文档,可以自行下载:http://download.csdn.net/download/
pieces
_thinking/9942146在采用FPGA
碎碎思
·
2017-08-20 00:00
FPGA
FPGA
欧服Method公会7.2戒律牧指南:天赋技能装备全解析
在这之前他身处欧服德拉诺的
Pieces
公会。世界第10史诗海拉,世界第17史诗古尔丹,唯一非骑士/萨满治疗专精击杀削弱前的2治疗模式史诗占星师,Josh被认为是这个星球上最好的戒律牧师之一。
魔兽世界NGA
·
2017-05-15 00:00
python 数字排序
encoding=utf-8print'中国'#根据字符串中的数字排序,如f10应该在f2后面importrere_digits=re.compile(r'(\d+)')defemb_numbers(s):
pieces
superxiaoying
·
2017-03-24 16:04
python算法
潮鞋 | Filling
Pieces
的运动鞋看起来有点像切尔西靴!
adidasOriginalsNMDR2▼①adidasOriginals在今月中发布了新一代的NMDR2,通过崭新的设计元素继续释放「UrbanNomad」都市游牧的无限探索精神。而除了首发的橄榄绿和黑色版本外,这双升级版的NMD还将迎来另外两双全新配色。带有独特「ShadowNoise」条纹细节的流线型白、黑二色鞋身延续了Primeknit针织构造,后跟补丁改以皮革并由点缀有「BrandWit
TOPMEN男装网
·
2016-11-28 00:00
Python异常处理 -跳过异常继续执行
当循环中出现异常时,如何跳过循环中的异常继续执行,下面是一种可行的方法:importpandasaspddates=range(20161010,20161114)
pieces
=[]fordateindates
Sero_Qu
·
2016-11-14 20:05
python量化分析
python多线程代码实例
/usr/bin/python'''coding=utf-8bossid.fy.mapping.itil.dic2611:171:video_p2p_
pieces
2125:82:live_pcclients1365
cm_chenmin
·
2016-10-14 16:24
python
【PHP】函数explode和split的区别
$pizza="piece1piece2piece3piece4piece5piece6"; $
pieces
=explode("",$pizza); echo$
pieces
[0];//piece1 echo
diandianxiyu
·
2016-08-11 00:00
PHP
函数
split
explode
PHP函数用法
php//示例1$pizza="piece1piece2piece3piece4piece5piece6";$
pieces
=explode("",$pizza);echo$
pieces
[0];//piece1echo
cjy082322
·
2016-05-19 19:31
PHP
uva 10003 Cutting Sticks
Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %lluYou have to cut a wood stick into
pieces
a894383755
·
2016-05-09 08:00
动规
Spark 基础 —— String
rawData.first line:Stringsplit()和Java/Python中的String类一样,得到一个String构成的数组scala>valpieces=line.split(',')
pieces
lanchunhui
·
2016-04-23 15:00
《数字组合游戏》 40分4份
intweight1,weight2,weight3,weight4,d1,d2,d3,d4,x,flag;/*flag:满足题意的标记*/ printf("Theweightisbrokeupasfollowing4
pieces
Irean_Lau
·
2016-04-01 14:00
ACM程序设计选修课——1040: Alex and Asd fight for two
pieces
of cake(YY+GCD)
1040:AlexandAsdfightfortwopiecesofcakeTimeLimit:1Sec MemoryLimit:128MBSubmit:27 Solved:12[Submit][Status][WebBoard]DescriptionAlexandAsdhavefoundtwopiecesofcakeontableofweightaandbgrams.Theyaresogre
a88770202
·
2016-03-23 17:00
HDU 5292 Pocket Cube 结论题
pid=5292DescriptionPocketCubeisthe2×2×2equivalentofaRubik’sCube(3×3×3).Thecubeconsistsof8
pieces
,allcorners
qscqesze
·
2016-03-15 12:00
CGImageSource对图像数据读取任务的抽象
http://www.tanhao.me/
pieces
/1019.html/CGImageSource是对图像数据读取任务的抽象,通过它可以获得图像对象、缩略图、图像的属性(包括Exif信息)。
david412306524
·
2016-03-11 23:00
hdu 4628
Pieces
状压dp
题目链接 枚举所有状态,1表示这个字符还在原来的串中,0表示已经取出来了。代码中j=(j+1)|i的用处是枚举所有包含i状态的状态。#include #include #include #include #include #include #include #include #include #include #include #include usingnamespace
yohaha
·
2016-03-03 13:00
UVA 10213(p336)----How Many
Pieces
of Land
importjava.io.*; importjava.util.*; importjava.math.*; publicclassMain { staticPrintWriterout=newPrintWriter(newBufferedWriter(newOutputStreamWriter(System.out))); publicstaticvoidmain(Stringargs[])th
wang2147483647
·
2016-02-26 14:00
破碎的砝码
=D;A+B+C+D=40*/publicstaticvoidmain(String[]args){
pieces
();}publicstaticvoidpieces(){for(inti=
lalate
·
2016-02-22 12:00
java
无图片纯css实现中国象棋棋子
代码如下: .
pieces
{ width:84px; height:84px; border-radius:50px; border:rgb(78,56,23)double8px; background-color
jupeizhong
·
2016-02-14 21:00
前端
css
分割文件
/** * Split the specific file into
pieces
without deleting original file * @param fileName Absolute
colorlesswind
·
2016-02-02 15:00
文件
分割
implode,explode的使用
,',$a);echo$b;返回的字符串就是 a,b,c explode把字符串组成的数组$pizza = "piece1 piece2 piece3 piece4 piece5 piece6";$
pieces
jerrylsxu
·
2016-02-01 08:00
HOJ-2662
Pieces
Assignment(状态压缩,动态规划)
PiecesAssignmentSource:zhouguyueTimelimit:1secMemorylimit:64MSubmitted:415,Accepted:149Background有一个n*m的棋盘(n、m≤80,n*m≤80)要在棋盘上放k(k≤20)个棋子,使得任意两个棋子不相邻(每个棋子最多和周围4个棋子相邻)。求合法的方案总数。Input本题有多组测试数据,每组输入包含三个正
Dacc123
·
2015-12-15 18:00
动态规划
HDU 4628
Pieces
(状态压缩+记忆化搜索)
http://acm.hdu.edu.cn/showproblem.php?pid=4628 题意:给个字符窜,每步都可以删除一个字符窜,问最少用多少步可以删除一个字符窜分析:状态压缩+记忆化搜索 先打表,把每一个构成回文的字符窜的状态i都存到一个ss数组中。然后再判断某一个回文是否能够删除,判断条件是(ans|i)==ans,a
·
2015-11-13 15:23
HDU
Network | Cookie and Session
Cookies are arbitrary
pieces
of data chosen by the web server and sent to the browser.
·
2015-11-13 14:45
session
10003 Cutting Sticks(区间dp)
Cutting Sticks You have to cut a wood stick into
pieces
.
·
2015-11-13 11:33
cut
hdu 4628
Pieces
http://acm.hdu.edu.cn/showproblem.php?pid=4628 状态压缩DP 时间复杂度应该是 16*(2^32) 但是运行时要远小于这个数 所以加一定剪枝就可以过 代码: #include<iostream> #include<cstdio> #include<algorithm> #include<stri
·
2015-11-13 10:21
HDU
css3 点击爆炸下落
In this case I'm using 5 (or 25
pieces
) (genClips = fun
·
2015-11-13 06:49
css3
【工具】NS2安装记录
1, Get Started: http://www.isi.edu/nsnam/ns/ns-build.html#allinone Build by
pieces
: 手动编译需要按顺序下载编译以下软件包
·
2015-11-13 05:14
安装
HDU 4655 Cut
Pieces
找规律+简单计数
解法参考:http://blog.csdn.net/a601025382s/article/details/9840125 #include <cstdio> #include <cstdlib> #include <cstring> #include <algorithm> using namespace std;
·
2015-11-13 03:14
HDU
POJ 2996, Help Me with the Game
InputThe input consists of an ASCII-art picture of a chessboard with chess
pieces
o
·
2015-11-13 01:53
with
hdu4655Cut
Pieces
http://acm.hdu.edu.cn/showproblem.php?pid=4655 先以最大的来算为 N*所有的排列数 再减掉重复的 重复的计算方法:取相邻的两个数的最小值再与它前面的组合数和后面的组合数相乘 注意负值 1 #include <iostream> 2 #include<cstdio> 3 #include<
·
2015-11-13 00:42
HDU
10003 Cutting Sticks(区间dp)
Cutting Sticks You have to cut a wood stick into
pieces
.
·
2015-11-12 23:16
cut
H. Distribution
1500MS Description One day, Obama dreamed that he and Clinton went together to steal jewellery, got n
pieces
·
2015-11-12 23:31
IO
hdu 4628
Pieces
(状压dp)
题目链接:hdu4628
Pieces
代码#include #include #include #include usingnamespacestd; constintmaxn=20; constintmaxs
u011328934
·
2015-11-12 21:00
RMAN-使用catalog恢复目录进行备份与恢复
repository, and Media Management Layer, as well as Server Processes, Channels, Backup Sets, and Backup
Pieces
·
2015-11-12 21:42
rman
HDU 3688 Searchlights(并查集)
There are some searchlights on some
pieces
and each of them has a capabil
·
2015-11-12 21:02
search
hdu - 4628 -
Pieces
题意:给出一个长度不超过16的字符串s,问最少删除多少次其中的回文串能把整个s删得干干净净(回文串可跨字母组成),共T组测试数据(T <= 10)。 题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=4628 ——>>集合上的动态规划。。。和点集配对很像,这里我先求出所有的回文串,然后dp。 设d[S]表示将集合S中的字母删除需要
·
2015-11-12 19:58
HDU
HDU 4628
Pieces
Pieces
 
·
2015-11-12 19:49
HDU
转:RMAN-06023 : no backup or copy of datafile found to restore 说明
List of Backups =============== Key TY LV S Device Type Completion Time #
Pieces
·
2015-11-12 18:11
backup
HDU2317:Nasty Hacks
Problem Description You are the CEO of Nasty Hacks Inc., a company that creates small
pieces
of malicious
·
2015-11-12 14:16
hack
Performing a full database disaster recovery with RMAN
Make the RMAN backup set
pieces
available.2. Restore the database spfile from autobackups.
·
2015-11-12 14:53
database
What does it mean when you assign [super init] to self?
One of the strangest
pieces
of common syntax in Objective-C is the line self = [super init];.
·
2015-11-12 11:32
super
The Biggest Changes in C++11 (and Why You Should Care)
原文 Bjarne Stroustrup, the creator of C++, said recently that C++11 “feels like a new language — the
pieces
·
2015-11-12 11:29
change
Android Contacts的使用(三)
Android Contacts Gluing it together 整合 To put this together into an application there are a few glue
pieces
·
2015-11-12 09:36
android
ACM学习历程—SNNUOJ 1116 A Simple Problem(递推 && 逆元 && 组合数学 && 快速幂)(2015陕西省大学生程序设计竞赛K题)
How many
pieces
will the “ball” be cut into most?However, it’s impossible to understan
·
2015-11-11 18:51
simple
Chp12: Testing
What the Interviewer is Looking for: Big Picture Understanding Knowing How the
Pieces
Fit Together
·
2015-11-11 15:54
test
hdu 2883 kebab 网络流
pid=2883 Almost everyone likes kebabs nowadays (Here a kebab means
pieces
of meat grilled on a long
·
2015-11-11 14:10
HDU
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