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exams
Exams
A.Examstimelimitpertest1secondmemorylimitpertest256megabytesinputstandardinputoutputstandardoutputStudentValeraisanundergraduatestudentattheUniversity.Hisendoftermexamsareapproachingandheistopassexact
S_Black
·
2015-08-03 16:00
codeforces
贪心
Exams
贪心
由于最后写在纸上的daynumber(ai)是不下降的,所以按规定时间(ai)排序的exam序列就是实际参加的考试顺序.在这一点的基础上,尽量让先参加的考试天数小(尽量取候选时间bi)#include #include usingnamespacestd; #defineN5005 structNode{ inta,b; friendbooloperator<(constNode&e1,cons
ww32zz
·
2015-07-15 14:00
codeforces
贪心
Vanya and
Exams
题目:http://codeforces.com/problemset/problem/492/C还是数据和问题,注意会超过int,哎,以后常常用longlong吧,真是~#include #include #include #defineLLlonglong usingnamespacestd; constintmaxn=1e5+5; structobj{ inta,b; }sub[maxn];
theArcticOcean
·
2015-06-28 17:00
codeforce
Codeforces #274 Div 1 简要题解
A.
Exams
题目链接http://codeforces.com/contest/480/problem/A题目大意某人要参加n场考试,第i场考试是
qpswwww
·
2015-06-17 11:00
CodeForces479C
Exams
(贪心)
CodeForces479CExams(贪心)CodeForces479C题目大意: 有位同学参加N门考试,他希望能够提前的结束这N门考试,所以和各门科目的老师协商了一下,换一天考试Ai,然后他又希望成绩的录入时间是非递减的,成绩的录入时间是按照科目原本的考试时间。求最后一门科目的结束时间,越早越好。解题思路: 将原本的考试时间按照时间先后排序,如果两门课在同一天,那么自然是和老师协商的新的时间小
u012997373
·
2015-06-05 10:00
CodeForces 492C Vanya and
Exams
CodeForces492CVanyaandExams CodeForces492C题目大意: 有一位同学要参加N门科目的考试,每门科目的满分固定,现在这位同学为了拿到奖学金需要达到平均分S,这就需要它在原来的基础上对某些科目的分数进行提升,然后提升每门科目需要做Ai个测试,于是希望能够做尽量少的测试能够使得分数达到平均分。解题思路: 将所有的科目按照对应的测试数进行排序,每次都选择测试数小的来进
u012997373
·
2015-06-05 09:00
URAL1091---Tmutarakan
Exams
(dp)
UniversityofNewTmutarakantrainsthefirst-classspecialistsinmentalarithmetic.ToentertheUniversityyoushouldmasterarithmeticperfectly.OneoftheentranceexamsattheDivisibilityDepartmentisthefollowing.Examine
Guard_Mine
·
2015-05-31 13:00
dp
Codeforces 492C Vanya and
Exams
(贪心)
题目链接:Codeforces492CVanyaandExams#include #include #include usingnamespacestd; typedeflonglongll; constintmaxn=1e5+5; structExams{ inta,b; }ex[maxn]; intN,R,avg; llS; inlineboolcmp(constExams&A,co
u011328934
·
2015-04-16 08:00
URAL1091 Tmutarakan
Exams
(容斥原理)
题意:求S以内包括S,最大公约数大于1的K个不同的数有多少种情况。题解:我们知道要使得k个不同的数有公约数>1,那么这些数肯定有公共的约数n>1,为了不重复计算,我们枚举这个质数约数,得到倍数的个数n,那么这个约数能得到的K个不同数的组合方案有C[n][K],但是会出现这样的情况比如:假设现在S=12,K=1,那么2,4,6,810,12;36,9,12;2和3对应的组合就出现了重复6,12是重复
My_ACM_Dream
·
2015-03-25 11:00
【索引】Codeforces Round #274
ProblemA:Expression(479A)ProblemB:Towers(479B)ProblemC:
Exams
(479C)ProblemD:LongJumps(479D)ProblemE:RidinginaLift
u011328934
·
2014-11-03 00:00
Codeforces 479C
Exams
(贪心)
题目链接:Codeforces479CExams题目大意:期末考试了,有个人希望尽快考完所有的科目,于是和每个科任老师单独沟通,最后每个科任老师愿意给额外给定一个时间单独给她考试,错过则只能按普通时间考试。不过,他考试的顺序必须和正常考试顺序一样。解题思路:先按照正常考试的时间排序ai,ai相同的将bi小的放在前面,然后遍历一遍,用一个变量维护当前日期,如果当前日期小于等于bi的话,即为bi,否则
u011328934
·
2014-11-02 23:00
Tmutarakan
Exams
(容斥)
http://acm.timus.ru/problem.aspx?space=1&num=1091从1~s中选出k个数,使得k个数的最大公约数大于1,问这样的取法有多少种。(2 #include #include #include #include #include #include #include #include #include #include #include #include #in
u013081425
·
2014-11-02 15:00
容斥原理
Exams
StudentValeraisanundergraduatestudentattheUniversity.Hisendoftermexamsareapproachingandheistopassexactly n
exams
.Valeraisasmartguy
u011345136
·
2014-10-21 23:00
Codeforces Round #274 (Div. 2)——C、
Exams
C.Examstimelimitpertest1secondmemorylimitpertest256megabytesinputstandardinputoutputstandardoutputStudentValeraisanundergraduatestudentattheUniversity.Hisendoftermexamsareapproachingandheistopassexact
u014355480
·
2014-10-20 14:00
Towers C -
Exams
【排序】
题目:codeforces479B.Towers 题意:给出一个长度n的序列,最多可以有k次操作,每次选择一个一个最大的减1,最小的加1,然后问在最多k次操作之后的最小差值。很简单,练习一下python语法n,k=map(int,raw_input().split()) l=map(int,raw_input().split()) ans=[] i=0 whilei0):#取最大值 a,b=l.i
y990041769
·
2014-10-20 10:00
Algorithm
python
Exams
贪心
C.Examstimelimitpertest1secondmemorylimitpertest256megabytesinputstandardinputoutputstandardoutputStudentValeraisanundergraduatestudentattheUniversity.Hisendoftermexamsareapproachingandheistopassexact
u012797220
·
2014-08-21 11:00
UVALive 6469 Deranged
Exams
组合数学+容斥原理
这个题目的大概意思是:给n个座位。每个座位都有对应的人。问:至少前k个座位都坐错的种数。直接求至少前k个座位都坐错的话有点难求。。直接求总数-反例把问题转换为:求至多有前k个座位坐对的总数。假设有n=7k=3我们求前1个座位坐对的总数为:C(3,1)*A(6,6)但是考虑到这样的话会把131223给算重要减去121323的总数。就是要减去C(3,2)*A(5,5)但是减去的话又会多减去23的情况所
CHCXCHC
·
2014-07-15 20:00
获取考试成绩的sql语句
select count(t_answers.id)*2 as score,t_answer.id,t_answer.
exams
_name,t_answers.answer_id,t_answers.questions_id
·
2014-06-18 13:00
sql语句
容易犯错的面试题
1 public static void main(String[] args) { 2 //
Exams
1: 3 { 4 System.out.println
·
2014-03-07 18:00
面试题
fpc
exams
- chapter 1 002 What Are Function Points?
What Are Function Points?A function point is a unit of measure for functional size as defined within the IFPUG Functional Size Measurement Method.3 Imagine that you are a tourist in a new land, lost2R
cnbugsy
·
2014-01-18 21:46
function
nature
within
fpc
exams
- chapter 01 001 Function Point Analysis Overview
Function Point Analysis OverviewFrederick Brooks was among the first to draw attention to information technology (IT) productivity in his book The Mythical Man-Month (Addison-Wesley, 1975). Unfortunat
cnbugsy
·
2014-01-18 21:21
function
software
Technology
although
attention
fpc
exams
- authors
AuthorsDavid Garmus’ previoustwo books were coauthored with his business part- ner, David Herron, on functional mea- surement. Mr. Garmusis an acknowledged authority in the sizing, measurement, and es
cnbugsy
·
2014-01-18 21:05
software
member
Business
fpc
exams
- introduction
IntroductionThis book provides comprehensiveguidance on the International Function Point Users Group (IFPUG) Functional Size Measurementmethod and isintended to prepare practitioners to take the IFPUG
cnbugsy
·
2014-01-18 20:41
further
Guidelines
included
provides
prescribed
fcp
exams
- acknowledgements
AcknowledgmentsIt is impossible to remember all of those individuals who have contributed to the content and substance of this book. Without the opportunity to practice the International Function Poin
cnbugsy
·
2014-01-18 20:43
software
content
Practice
substance
remember
fpc
exams
- preface
PrefaceAs consultants in function point analysis, each of us has been involved with information technology (IT) for at least 25 years. Although our experiences have been different, we each came to the
cnbugsy
·
2014-01-18 20:32
function
effective
different
Technology
Conclusion
Tmutarakan
Exams
(莫比乌斯反演)
题目链接: http://acm.timus.ru/problem.aspx?space=1&num=1091题意:从1~S个数字里选出K个数使得K个数的gcd>1的选择情况数有多少种,注意的是,如果答案大于10000,输出10000即可。K<=S<=50思路:很简单的莫比乌斯反演水题,设F(x)为选出k个数的gcd为x的倍数的情况数,则反演函数f(x)即为选出k个数的gcd为x的情况数就可以了。
u010710717
·
2013-12-13 16:00
hibernate 映射-多对多双向
考生类:User,中有成员变量private List<Exam>
exams
考试类:Exam,中有成员变量 priva
hw1287789687
·
2013-07-22 19:00
Hibernate
xml
多对对
hibernate 映射-多对多双向
考生类:User,中有成员变量private List<Exam>
exams
考试类:Exam,中有成员变量 priva
hw1287789687
·
2013-07-22 19:00
xml
Hibernate
多对对
hibernate 映射-多对多双向
考生类:User,中有成员变量private List<Exam>
exams
考试类:Exam,中有成员变量 priva
hw1287789687
·
2013-07-22 19:00
xml
Hibernate
多对对
hibernate 映射-多对多双向
考生类:User,中有成员变量private List<Exam>
exams
考试类:Exam,中有成员变量 priva
hw1287789687
·
2013-07-22 19:00
Hibernate
xml
多对对
Exams
timelimitpertest2secondsmemorylimitpertest256megabytesinputstandardinputoutputstandardoutputOnedaytheCodeforcesroundauthorsatexams.Hehad n examsandheneededtogetanintegerfrom 2 to 5 foreachexam.Hewillh
jj12345jj198999
·
2013-05-28 09:00
Zend Framework直接查询SQL
t_scoreclass AS sc SET sequence_name=(SELECT sequence_name FROM t_
exams
·
2013-03-14 10:00
framework
子查询语句案例
代码: 1 UPDATE t_scoreuser AS sc 2 SET sequence_name=(SELECT sequence_name 3 FROM t_
exams
AS ex
·
2013-03-14 10:00
子查询
日期想减得到毫秒再转换成秒最后转换成 时分秒 格式
package com.
exams
.action; import java.text.ParseException; import java.text.SimpleDateFormat; import
高军威
·
2012-10-23 11:00
Exams
A.Examstimelimitpertest2secondsmemorylimitpertest256megabytesinputstandardinputoutputstandardoutputOnedaytheCodeforcesroundauthorsatexams.Hehad n examsandheneededtogetanintegerfrom 2 to 5 foreachexam.
cs_zlg
·
2012-07-18 00:00
Tmutarakan
Exams
Tmutarakan
Exams
Time Limit: 1.0 second Memory Limit: 16 MB University of New Tmutarakan trains
格桑花
·
2011-06-05 23:00
C++
c
算法
C#
J#
Gateway NV51B05u: Poor Numbers, Good Value
According to each and every shred of evidence from our overall performance
exams
, we really should tell
sbguh
·
2011-05-27 11:00
PHP
.net
vb
performance
VB.NET
OCP Java 自测(2)
继续学习McGraw.Hill.OCP.Java.SE.6.Programmer.Practice.
Exams
,开始第二套自测题。1.问下面这段程序的输出结果?
lovespss
·
2011-04-07 12:35
java
职场
OCP
休闲
OCP Java 自测
找了本McGraw.Hill.OCP.Java.SE.6.Programmer.Practice.
Exams
,开盘就是两套自测题。14个题目,给了42分钟,按书中说法是过了8个就可以去考了。
lovespss
·
2011-04-02 17:47
java
职场
OCP
休闲
系统报错的地方
courses课程 管理batch批次 2、考试管理(Exam Management) 选择课程新建考试或者关联已有的考试(选择是否发布考试时间表) 3、额外的考试(Additional
Exams
JudyWang
·
2011-03-11 10:00
C++
c
配置管理
F#
C#
Unsuccessful
Exams
and Learning Experience
UnsuccessfulExamsandLearningExperience本来是我申请DCC(DesignCentricCurriculum)的Essay……很散的文字……不过,对我的大一·上的生活,有一定的总结意义。Atthebeginningofthissemester,whenWinnie(ourcoursecoordinator)mailedmeaboutthemodulesI’dbep
FY's Notes
·
2010-12-04 12:00
java经典试题2
**The following questions have appeared on actual
exams
.
wangtao198377
·
2010-08-23 19:00
java
C++
c
C#
J#
Flex:ArrayCollection转xml形式的实例
ArrayCollection转成xml类型示例下面模拟一组数据
exams
,将其转化为xml形式.详细代码见下:Xml代码");for(vari:int=0;i");node.sjtitle=arr[i
javatome
·
2009-12-14 17:00
arrayCollection
Flex:ArrayCollection转xml形式的实例
ArrayCollection转成xml类型示例 下面模拟一组数据
exams
,将其转化为xml形式.详细代码见下: <?
xaajie
·
2009-05-04 15:00
数据结构
xml
css
Flex
Adobe
linux文件系统
原文地址:[url]http://www.
exams
.cn/main/index.php?
tempid2008
·
2008-11-20 19:46
linux
文件系统
休闲
exe2
Pass4side Oracle Learning Tools and Practice
Exams
Pass4sideTestSoftwareistheonlyOracle-endorsedpracticetestprovider.Whatdoesthismeanforyou?ThatyouwillgetthemostrealisticOracleexamsimulations.Manytestprovidersmaketheclaim,butOracleonlysendstheiremploy
红果果
·
2008-09-22 14:28
oracle
职场
休闲
Exams
Pass4side
Pass4side Oracle Learning Tools and Practice
Exams
Pass4sideTestSoftwareistheonlyOracle-endorsedpracticetestprovider.Whatdoesthismeanforyou?ThatyouwillgetthemostrealisticOracleexamsimulations.Manytestprovidersmaketheclaim,butOracleonlysendstheiremploy
·
2008-09-22 14:28
oracle
职场
休闲
Pass4side
Exams
Sun Java 2平台1.4版认证程序员(CX-310-035)
Details Other
exams
/assignments required for this certification: 无 Exam type: 多选题和简答题 Number
inforyj
·
2008-07-31 12:00
java
多线程
thread
框架
sun
Sun Java 2平台标准版5.0认证程序员(CX-310-055)
Details Other
exams
/assignments required for this certification: 无 Exam type: 多选题和拖放题 Number
inforyj
·
2008-07-31 12:00
java
多线程
正则表达式
J2SE
sun
CCVP
Exams
& Recommended Training
CCVPExams&RecommendedTrainingRequiredExam(s)RecommendedTraining642-642QoSQualityofService(QoS)642-432CVOICECiscoVoiceoverIP(CVOICE) ANDCiscoVoiceoverIPFundamentals(CVF)642-426TUCTroubleshootingCisco
ooze
·
2007-12-26 08:40
职场
休闲
Recommended
Exams
CCVP
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