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joj
joj
1077 Transportation 回溯 剪枝
joj
1077Transportation回溯剪枝N[i]中四个值,begin,end,p,vnow,五个值也行,value为=(end-begin)*p。 1,不剪枝也能过。
I believe
·
2009-07-25 22:00
joj
1121 False coin
joj
1121Falsecoin枚举法是最简单的方法,虽然不是最快的。从1到n一个一个假设它为1或者-1,其它为0,如果满足所有不等式计数器加1(如果第i个数为1时满足,则不必测试-1的情况。)
I believe
·
2009-07-25 10:00
joj
1121 False coin
joj
1121Falsecoin枚举法是最简单的方法,虽然不是最快的。从1到n一个一个假设它为1或者-1,其它为0,如果满足所有不等式计数器加1(如果第i个数为1时满足,则不必测试-1的情况。)
I believe
·
2009-07-25 10:00
joj
1099 simple computer 推荐题
joj
1099simplecomputer推荐题Youaretowriteaninterpreterforasimplecomputer.Thiscomputerusesaprocessorwithasmallnumberofmachineinstructions.Furthermore
I believe
·
2009-07-24 10:00
joj
1097 System overload 约瑟芬问题 简单题
joj
1097Systemoverload约瑟芬问题简单题题意好理解,时间上提高不了,测试数据很少可以交表点+展开#include#includeusing namespace std; int main
I believe
·
2009-07-23 07:00
joj
2296 Boxs 组合数学
joj
2296Boxs组合数学题意是N个不同的盒子,A个完全相同的红球,B个完全相同的篮球,现在把球往盒里装,球可以不全部装到盒里,盒可以为空,问方法数。
I believe
·
2009-07-21 12:00
joj
1815 The Smart Bunny 动态规划 详解
joj
1815TheSmartBunny动态规划详解2ndJOJCupOnlineVContestProblemWeallknowthatbunnyisfondofcarrots.Onecloudyday
I believe
·
2009-07-20 17:00
joj
1762 Dollars 动态规划 详解
joj
1762Dollars动态规划详解NewZealandcurrencyconsistsof$100,$50,$20,$10,and$5notesand$2,$1,50c,20c,10cand5ccoins.Writeaprogramthatwilldetermine
I believe
·
2009-07-19 21:00
joj
2236 Balance and Poise 好题
joj
2236BalanceandPoise好题工匠大师Hill打造出一个精致的天平,对他的徒弟Oren说:“你帮我做一些砝码配套,为了方便携带,砝码数目要尽量少”。Oren:“好。
I believe
·
2009-07-19 15:00
joj
2199 the lost number 好题 值得做做
joj
2199thelostnumber好题值得做做StatusIn/OutTIMELimitMEMORYLimitSubmitTimesSolvedUsersJUDGETYPEstdin/stdout3s40960K1071235StandardInaintergersequenceSthereareN
I believe
·
2009-07-19 14:00
joj
1946 compound words
joj
1946compoundwordsSampleInputa alien born less lien never nevertheless new newborn the zebraSampleOutputalien
I believe
·
2009-07-19 10:00
joj
1894 高精度除法有巧解
joj
1894高精度除法有巧解Givenanyinteger0 intmain() { intn,a,b; while(EOF!
I believe
·
2009-07-18 17:00
joj
1206 Word Index 利用组合数学性质 推荐
joj
1206WordIndex利用组合数学性质推荐Encodingschemesareoftenusedinsituationsrequiringencryptionorinformationstorage
I believe
·
2009-07-18 10:00
joj
1253 Magic Numbers 不难,但是可以做做
joj
1253MagicNumbers不难,但是可以做做可以用longlong,可以不用高精度算法(大整数乘法)。从1开始遍历到9999999999/n;因为最多只有10位。
I believe
·
2009-07-17 23:00
joj
2035 Leaf Nodes
joj
2035LeafNodesLeafNodesStatusIn/OutTIMELimitMEMORYLimitSubmitTimesSolvedUsersJUDGETYPEstdin/stdout1s10240K222102StandardKateislearningaboutbinarytree.Shethinksheknoweverythingyouknowaboutbinarytrees
I believe
·
2009-07-14 22:00
joj
2243 Endless Carry
joj
2243EndlessCarry作为2进制的加法,从k加1变成k+1可能会出现若干进位。如1011加1就会有2个进位。给定n,从0开始不停地加1直到n,计算在此过程中总共会有多少次进位。
I believe
·
2009-07-14 17:00
joj
1832 Little Shop of Flowers
joj
1832LittleShopofFlowersYouwanttoarrangethewindowofyourflowershopinamostpleasantway.YouhaveFbunchesofflowers
I believe
·
2009-07-14 10:00
JOJ
1133 Domino Effect
题目链接:http://acm.jlu.edu.cn/
joj
/showproblem.php?
jcwKyl
·
2009-07-12 15:00
算法
struct
vector
System
Graph
Path
joj
1305 Prime Ring Problem 经典深搜
joj
1305PrimeRingProblem经典深搜Aringiscomposedofn(evennumber)circlesasshownindiagram.Putnaturalnumbersintoeachcircleseparately
I believe
·
2009-07-11 23:00
JOJ
1124 Parliament 最大乘积的整数分拆
题目链接:http://acm.jlu.edu.cn/
joj
/showproblem.php?
jcwKyl
·
2009-07-10 16:00
网络
each
delegates
关于二分图
内容包括:二分图的定义概述;什么样的无向图是二分图(二分图一条重要性质的证明);二分图匹配(增广路算法、M交错路径算法);二分图模型的理解,
JOJ
1102Courses,
JOJ
1122TheDogTask
jcwKyl
·
2009-07-09 23:00
joj
1092 To the Max 转帖Dp经典
joj
1092TotheMax转帖Dp经典[原创]POJ1050TotheMax解题报告2006-04-1711:55题目大意:读入一个n*n的数组,比如 0 -2 -7 0 9 2 -6 2 -4 1
I believe
·
2009-07-09 18:00
joj
2228 Crossed ladders 二分法求解方程
joj
2228Crossedladders二分法求解方程Anarrowstreetislinedwithtallbuildings.Anxfootlongladderisrestedatthebaseofthebuildingontherightsideofthestreetandleansonthebuildingontheleftside.Ayfootlongladderisrestedatt
I believe
·
2009-07-08 19:00
joj
1199 求n!最右边一位非零数
joj
1199求n!
I believe
·
2009-07-08 10:00
joj
1125 spell checker字符串处理 map
joj
1125spellchecker字符串处理mapSpellCheckerStatusIn/OutTIMELimitMEMORYLimitSubmitTimesSolvedUsersJUDGETYPEstdin
I believe
·
2009-07-06 20:00
joj
2391 words 深搜剪枝
joj
2391words深搜剪枝StatusIn/OutTIMELimitMEMORYLimitSubmitTimesSolvedUsersJUDGETYPEstdin/stdout3s8192K43974StandardIoandAoareplayingawordgame.Theysayawordinthedictionarybyturns.Thewordinthedictionaryonlyc
I believe
·
2009-07-05 12:00
joj
1995: Energy 求连续子串使和最大
joj
1995:Energy求连续子串使和最大EnergyStatusIn/OutTIMELimitMEMORYLimitSubmitTimesSolvedUsersJUDGETYPEstdin/stdout3s10240K717196StandardMr.Jojerisaveryfamouschemist.Heisdoingaresearchaboutbehaviorofagroupofatom
I believe
·
2009-07-04 09:00
joj
1867 squares 深搜狂剪枝,狂超时
joj
1867squares深搜狂剪枝,狂超时错误代码,过不了的数据14:15101716121102017194595 可能解:(20155),(19174),(1712101),(161095)下面的代码
I believe
·
2009-07-03 23:00
joj
1274 Pig Latin 字符串处理
joj
1274PigLatin字符串处理YouhavedecidedthatPGPencryptationisnotstrongenoughforyouremail.YouhavedecidedtosupplementitbyfirstconvertingyourcleartextletterintoPigLatinbeforeencryptingitwithPGP.InputandOutputY
I believe
·
2009-07-03 18:00
joj
2197 perfect set 序偶对称
joj
2197perfectset序偶对称Aperfectpointsetisasetofpoints,foreverypoint(x,y)inthisset,point(y,x)isalsointhisset.InputTherearemuticalcasesforthisproblem.Foreveryinputcase
I believe
·
2009-07-03 16:00
joj
2278 count the square
joj
2278countthesquareThereischessboardwhichhasN*Msquaressizeof1*1andsmallsquarescanbuilduptoalargeone.CanyoutellMr.Guothathowmanysquaresinthechessboard
I believe
·
2009-07-03 16:00
Safebreaker --解题报告
出处:http://acm.jlu.edu.cn/
joj
/showproblem.php?
scut_lyq00
·
2009-07-02 19:00
joj
1966 Super Market III 带有期限的作业排序问题 贪心
joj
1966SuperMarketIII带有期限的作业排序问题贪心AsupermarkethasasetProdofproductsonsale.Itearnsaprofitpxforeachproductx
I believe
·
2009-07-02 13:00
Block Voting --解题报告
出处:http://acm.jlu.edu.cn/
joj
/showproblem.php?pid=1223 问题描述:求每个party的权值。第i个party的权值定义:除去第i个party的投票。
scut_lyq00
·
2009-07-01 13:00
joj
1157 Station Balance 水
joj
1157StationBalance水#include#include#include#include#includeusingnamespacestd; intmain() {//freopen
I believe
·
2009-07-01 10:00
joj
1129 divisible
joj
1129divisibleConsideranarbitrarysequenceofintegers.Onecanplace+or-operatorsbetweenintegersinthesequence
I believe
·
2009-06-30 22:00
joj
2521 Monkey and fruits 石子合并问题
joj
2521Monkeyandfruits石子合并问题Aftercullinghismostfavoritefruitsfromthetreesinanorchard,KeenAS,amischievousmonkey
I believe
·
2009-06-30 21:00
Roman Numerals ---解题报告
id=1213吉大:http://acm.jlu.edu.cn/
joj
/sh
scut_lyq00
·
2009-06-30 20:00
joj
2223 A Bug's Life 并查集
joj
2223ABug'sLife并查集#includeusing namespace std;#define mx 2000struct{ int rank; int parent
I believe
·
2009-06-30 15:00
joj
2344 Dissolution of Integer
joj
2344DissolutionofIntegerAsyouknown,apositiveintegercanbewrittentoaformofproductsofseveralpositiveintegers
I believe
·
2009-06-30 10:00
joj
2250 my friends深度优先搜索讲解
joj
2250myfriends深度优先搜索讲解Ihavemyfriendstovisit.Forsomereason,Icanonlyvisitsomeofmyfriends.SoIwantseemyfriendsasmanyaspossible.ThusImustchoosethelongestway.Yourgoalistohelpmedevelopingaprogramthatcomput
I believe
·
2009-06-29 16:00
joj
2173 有点启发,double运算速度比Int快
joj
2173有点启发,double运算速度比Int快启发1,double运算速度比Int快启发2,m选N的组合数,如果n已知,只需循环即可#include#includeusingnamespacestd
I believe
·
2009-06-29 11:00
Gossiping --解题报告
题的出处:(吉林ACM):http://acm.jlu.edu.cn/
joj
/showproblem.php?
scut_lyq00
·
2009-06-29 10:00
joj
2308 Problems to Solve很巧啊
joj
2308ProblemstoSolve很巧啊 Yourteacherhasgivenyousomeproblemstosolve.Youmustfirstsolveproblem0
I believe
·
2009-06-28 22:00
joj
2390深度搜索,单挑路径不允许重复
joj
2390深度搜索,单挑路径不允许重复#include using namespace std;int path[6][6];int row,col,v,h;bool OK(int i,int j)
I believe
·
2009-06-28 18:00
约瑟夫问题
本问题ACM网址:http://acm.jlu.edu.cn/
joj
/showproblem.php?pid
scut_lyq00
·
2009-06-28 01:00
joj
1026 动态规划,生成函数及改进
joj
1026动态规划,生成函数及改进OnecuriouschildhasasetofNlittlebricks.Fromthesebrickshebuildsdifferentstaircases.Staircaseconsistsofstepsofdifferentsizesinastrictlydescendingorder.Itisnotallowedforstaircasetohaves
I believe
·
2009-06-27 10:00
JOJ
1119 1121
JOJ
1119:NumberGame题目:http://acm.jlu.edu.cn/
joj
/showproblem.php?
jcwKyl
·
2009-06-09 00:00
JOJ
1119 1121
JOJ
1119:NumberGame题目:http://acm.jlu.edu.cn/
joj
/showproblem.php?
jcwkyl
·
2009-06-09 00:00
Algorithm
JOJ
1109 I-KeyBoar 动态规划
题目:http://acm.jlu.edu.cn/
joj
/showproblem.php?
jcwKyl
·
2009-06-07 09:00
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