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1、《c++程序设计教程_第2版_》课后习题（C++programmingtutorialSecondEdition__after-schoolexercise）No.The1chapterisaboutC++languageOneTwoThreeFourFiveModifiedexample1-1HelloWorldprogramthatenablesittobedisplayedonacomputerscreen:I,am,a,student,and,I,likeProgramming!Modifiedexample1-3additionc
2、alculatorprogram,thepreparationofamultiplicationcalculatorprogram.Modifiedexample1-4birthdaycardprogramsothatitcanenteranddisplaythedate.Referenceexample1-5,calculatethevalueofthedefiniteintegralundertheladdermethod.(SiNx+EDX)Respect.11xAmongthem,integralareasandotherfract
3、ionsaredesirable200,andcomparethecalculationresultswiththeresultsofhandcalculation.Tip:exusesstandardmathematicalLibrariesLibraryfunctionsincmathExp(x)representation.Asusual1-6,thepreparationofarectangularareacalculationprocedures.No.The2chapteristhebasicdatatype1.asanexam
4、ple2-2addthedatachecksection.Giventhethreesidelength,itispossibletotestwhetherornotitcanformatriangleCheckwhetheranysidesandsidesaregreaterthanthethirdsides.Ifthetestfails,theoutputinformationis"ErrorData"!"2.entertwoanglevaluesX,y,thevalueiscalculatedasfollows.Sin(x
5、
6、+
7、y
8、
9、)Cos(x
10、+Y
11、)3.writeaprogramthatrequiresthefollowingrequirements:1)prompttheusertoenterany3decimalplaces;2)showthesethreedecimals;3)addthethreedecimalsandshowtheresult;4)converttheresultsintointegersanddisplaytheresultsbyfour"five".4.enteranythreeintegersfromthekeyboard,then
12、outputthethreenumbersandcalculatetheirmeanvalues.5.writeaprogram,thestring""Love"istranslatedintocipher,andthedecodingmethodadoptssubstitutionencryptionmethodTheoriginallettersareinthebackofthealphabetAsubstitutionof3letters,suchaslettersCisusedFReplacelettersYBtoreplace.T
13、ip:respectively4charactervariablestostore'L','o','v',and'e'areutilizedThearrangementoflettersinanASCIItable,Accordingtothedecodingmethod,eachvariablecanbecalculatedandoutput.No.The3chapteristhecontrolstructureOneWritetheprogramtocalculatefactorialn.TenTwoCalculation1!+2!+3
14、!+4!+...+10,thatisSigmaI!I=1ThreeWriteaprogramfortheFibonaccisequence.NitemsandbeforeSumo
