ColorGraph题意：给出一个由(n)个点和(m)条边组成的无向图，保证无自环无重边，初始时所有的边都是白色的，每一次都可以选择一条边把它染成红色，不过需要保证不存在红色的奇环，现在要求尽可能多的将白边染成红色，问最多能染多少条边题解：看到奇环首先想到二分图：所以这道题就转化成了一个二分图问题:就是要找尽可能多的边...

M- MeetingTimeLimit:6000MS     MemoryLimit:262144KB     64bitIOFormat:%I64d&%I64uSubmit cid=113817#status//M/0"class="ui-buttonui-widgetui-state-defaultui-c...

题目：ThegamingcompanySandstormisdevelopinganonlinetwoplayergame.Youhavebeenaskedtoimplementtherankingsystem.Allplayershavearankdeterminingtheirplayingstrengthwhic...

题目：Atremendouslyexcitingraffleisbeingheld,withsometremendouslyexcitingprizesbeinggivenout.Allyouhavetodotohaveachanceofbeingawinneristoputapieceofpaperwithyourn...

题目:GinaReed,thefamousstockbroker,ishavingaslowdayatwork,andbetweenroundsofsolitairesheisdaydreaming.Foretellingthefutureishard,butimagineifyoucouldjustgobackint...

题目：　　Mr.Pandalikesicecreamverymuchespeciallytheicecreamtower.AnicecreamtowerconsistsofKicecreamballsstackingupasatower.Inordertomakethetowerstable,thelowericecr...

题目：　　TheCodejamongameisonfire!Fansacrosstheworldarepredictingandbettingonwhichteamwillwinthegame.　　Agamblingcompanyisprovidingbettingoddsforallteams;theoddsfort...

题目：　　HereisWorldCupagain,thetop32teamscometogethertofightfortheWorldChampion.Theteamsareassignedinto8groups,with4teamsineachgroup.Everytwoteamsinthesamegroupwil...

题目：Mr.Pandaisoneofthetopspecialistsonnumbertheoryallovertheworld.NowMr.Pandaisinvestigatingthepropertyofthepowersof2.Since7istheluckynumberofMr.Panda,heisalways...

AAnOlympianMathProblem #include<bits/stdc++.h>usingnamespacestd;typedeflonglongll;llT,n;intmain(){scanf("%lld",&T);while(T--){scanf("%lld",&n...

AGudakoandRitsuka BCallofAccepted CConvexHull DMadeInHeaven#include<bits/stdc++.h>usingnamespacestd;constintMM=1e5+5;constintINF=1e9+7;intd...

AHardtoprepare#include<bits/stdc++.h>usingnamespacestd;#defineN1000005longlongmod=1e9+7;longlongpower(longlonga,longlongb){a%=mod;longlongret=1;while(b){i...

A MagicMirror#include<bits/stdc++.h>usingnamespacestd;chars[20];intmain(){intT;scanf("%d",&T);cin.ignore();while(T--){gets(s);intlen=strlen(s);fo...

 I.CharacterswithHashMurloveshashalgorithm,andhesometimesencryptanotherone'sname,andcallhimwiththatencryptedvalue.Forinstance,hecallsKimuraKMR,andcallsSuzu...

在批量打印商品标签时一般都要加上条码或图片，而这类应用大多是使用斑马打印机，所以我也遇到了怎么打印的问题。一种办法是用标签设计软件做好模板，在标签设计软件中打印，这种办法不用写代码，但对我来说觉得不能接受，所以尝试代码解决问题。网上搜索一番，找不到什么资料，基本都是说发送ZPL、EPL指令到打印机，而且还是COM/LP...