代写KXO151、代做Java编程设计

日期：2025-03-24 09:52

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KXO151 Programming &ProblemSolving

AIEN-SHOU- 2025

Assignment2

DeadlineforSubmission: 9PM(Shanghai)Wednesday,Week8,16 April 2025

MaximumMarksAvailable: 15(15%ofthetotalassessmentforKXO151)

Submission: ViaMyLO

NOTE: AllassignmentswillbecheckedforplagiarismbyaspecialistJavaprogramthatchecks

yourassignmentagainstotherstudent’sassignmentsaswellastheInternet(includinghelp

sites).

AssignmentType: Individual

Requirements:

PLEASENOTE: ThisassignmentistobecompletedbyStudentsindividually.Ifyouneedhelp,please

look at the textbook or ask your lecturer. Students who have been working through the tutorial

exercisesshouldnothavemuch difficulty incompletingthisassignment.

PLEASENOTE: ThesubmittedJavacodemustbeabletobecompiledfromthecommandlineusing

Javacthe Javaprogramminglanguagecompiler command,orfromabasiceditorsuchasjGrasp.Be

awarethatdevelopmentprogramssuchasEclipseoftenusefeaturesonlyavailablewhenrunusing

theirsystem,meaningthattheircodemaynotrunonasystemwithouttheir developmentprogram.

Programsthatdonotrunfromthecommandlineusingjavac(tocompile)andjava(torun)because

ofamissingdevelopmentprogramfeaturewillfailtheassignment.

Youarerequiredtoperformthefollowingtasks:

Write a Java application program named Asst2.java which provides the user with their

'personalised ' number. The details (specifications) of this task are given below. Note that the

correctness marks you receive for your program will depend on how well it matches this

specification.Ifyoudecidetoimplementsomethingthatismoreelaboratethanspecified,youshould

understandthat:

• Therewillbenomarksawardedfortheelaborationsyouhavedesignedandpenaltiesmay

beappliedforconfusing/extraneouscode.

• Yourprogrammuststillmeetthebasicspecificationsgivenbelow.

Theprogramistoimplementasimplepersonalised numberprogram.Theuserwillbeaskedfour

questionsaboutthemselves.

• Theirfamilyname(tobestoredinaStringthatmaynotcontainspaces).

• Theinitial(firstletter) oftheirfirstgivenname(tobestoredinachar).

• Theiryearofbirth(tobestoredinanintvariable).

• Whetherornottheyarefemale(tobestoredinabooleanvariable).

Theanswerstothesequestionswillbeusedtogeneratea' personalised 'number(intherangeof1

to9) for theuser, thiswillbedisplayedon thescreen. Tocalculate the' personalised 'number,

severalvalueswillbeused:

• Aninitial' personalised 'numbervalueof 5.

• Afamilynamefactorlengthof5.

• Specialletters‘A’,'S', ‘T’and'Z'.

Theuserwillalwaysseeone' personalised 'number.

NOTE:Partoftheassessmentofyourprogrammaybedoneautomatically,soitisimportantthatyou

followthespecificationexactly,for examplethequestionsmustbeaskedintheordergivenandthe

methodtheuserisgiventoindicatethattheywanttoseeanother fortunemustbeasspecified.

Details

• The user will be asked to enter their family name. (Rules: The entry should not contain

spaces.)

• Theuserwillbeaskedtoenterthefirstletteroftheirfirstname.

• Theuserwillbeaskedtoentertheyearoftheirbirth.

• Theuserwillbeaskedtoentertrue/falseastowhethertheyarefemale.

• Alltheaboveinformationshouldthenbedisplayedtotheuserintheform(withsampledata

of"Clark","J",1989,true)of:

J.Clark (male) was born in 1989.

• Theprogramwillthenworkouttheuser's'personalised 'numberasfollows:

o Startingwith5 asaninitialnumber,ifthebirth year iseventhenthenumberwillbe

9times (number=initialnumber*9).

ifthebirthyearisoddthenthenumberwillbemultipleof3 times (number=initial

number*3).

o Iftheuserisfemale, then:

§ iftheinitialoftheirfirstnameiseitherofthespecialletters [A,S,TorZ]

thenthenumberis5 times (number=initialnumber*5);otherwise, itis2

times(number=initialnumber*2).

o otherwise,foramaleuser

§ ifthelengthofthefamilynameisamultipleof3thenthenumberis6 times

(number=initialnumber*6);otherwise, itis4 times(number=initial

number*4).

o Finally,thenumberisreducedandcalculatedbysummingthedigitsofthe

calculatednumber untilasingle-digitnumberisobtained.Iftheresultis 0,itisset

to 1 toensurethepersonalised numberremainsbetween 1and9.

• ThePersonalised numberisthendisplayedonthescreen.

• AfterthePersonalised numberhasbeendisplayed,theuserisaskedwhethertheywantto

seeanother.Toseeanotherpersonalised number, theymustenterthecharacter'y'or'Y'(for

yes).Theywillthenbeaskedforanotherfamilyname,initial,year,andgenderandwillsee

anotherpersonalised number.Iftheyenteranyletterotherthan'y'or'Y'theprogramwill

stop.

• Theuserwillbeshownamessagesayinghowmanypersonalised numbersweretold.

Asampleoutputoftheprogramisattachedtotheendofthisdocument.

ProgramStyle

TheprogramyouwriteforthisassignmentmustbeasingleclasscalledAsst2 withthecodeinafile

calledAsst2.java. Thereshouldbeasinglemethod(themain()method)inthisclass.

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Your program should follow the coding conventions introduced in this unit and shown in the

textbook,especially:

• Variableidentifiersshouldstartwithalower-case letter

• Finalvariableidentifiersshouldbewrittenallinuppercaseandshouldbedeclaredbefore

allothervariables

• Everyif-elsestatementshouldhaveablockofcodeforboththeifpartandtheelsepart(if

used)

• Everyloopshouldhaveablockofcode (ifused)

• Theprogramshouldusefinalvariablesasmuchaspossible

• Thekeywordcontinue shouldnotbeused

• Thekeywordbreak shouldonlybeusedaspartofaswitchstatement (ifrequired)

• Openingandclosingbracesofablockshouldbealigned

• Allcodewithinablockshouldbealignedandindented1tabstop(approximately4spaces)

fromthebracesmarkingthisblock

Commenting:

• Thereshouldbeablockofheadercommentwhichincludesatleast

o filename

o yourname (inpinyin)

o studentUTasidnumber

o astatementof thepurposeoftheprogram

• Eachvariabledeclarationshouldbecommented.

• Thereshouldbeacommentidentifying groupsofstatementsthatdovariouspartsofthe

task.

• Thereshouldnot beacommentstatingwhatevery(ornearlyevery)lineofthecodedoes-

asin:

num1 = num1 + 1; // add 1 to num1

SavetheOutput

Runyourprogramenteringdataviathekeyboardandsavetheoutputofyourprogramtoatextfile

usingyourUTas studentidnumberasthenameofthefile,for example,159900.txt (injGrasp,right

mouse-clickinthe‘RunI/O’windowandselect‘SaveAsTextFile’).

ImportantNotes:

• Changingafewvariablenames,addingdifferentdataand/oraddingyournametothetop

ofsomeoneelse’scodedoesnotmakeityourownwork.Seethesectionon‘Plagiarism’below.

• Youneedtosubmit2 files:

o yourAsst2.java

o atextfilecontainingtheoutputofyourprogramusingyourUTasid numberasthe

nameofthefile,forexample,159900.txt.

o Seethesectionon‘Submission’below formoreinformation.

• BeforeyousubmityourassignmentthroughtheKXO151 MyLOwebsite,itissuggestedthat

youmakesurethefinalversionofyourJavaprogramfilecompilesandrunsasexpected– do

notchangethenames ofthejava file – submitit exactlyasyoulastcompiledandranit.

Programsthatdonotcompileand/orrunwillfailtheassignment.Ifindoubt,youcan

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clickonthesubmittedfiles,downloadthemfromMyLO,andcheckthattheyarethefilesyou

thinktheyshouldbe.

NOTE: Thehighermarksarereservedforsolutionsthatarehighlydistinguishedfromtherestand

showanunderstandingandabilitytoprogramusingJavathatiswellabovetheaverage.

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GuidetoAssessmentandExpectations:

TheassessmentofAssignment2isbasedonthefollowingcriteria:

Criteria HighDistinction Distinction Credit Pass Fail

Programming

Requirement

Excellent

programming ability

to correctly prompt

the user for inputs

and store them

appropriately. The

program employs a

loop structure to

repeatedly prompt

the user until they

choose to exit. The

program accurately

assesses and provide

theinformationasper

the requirements. It

accurately calculates

anddisplays the total

numberof timesuser

asks to run the

program during the

session.

Reasonable

programming ability

to correctly prompt

the user for inputs

and store them

appropriately. The

program employs a

loop structure to

repeatedly prompt

the user until they

choose to exit. The

program reasonably

assesses and provide

theinformationasper

the requirements. It

accurately calculates

anddisplays the total

numberof timesuser

asks to run the

program during the

session.

Good programming

ability to correctly

prompt the user for

inputsandstorethem

appropriately. The

program employs a

loop structure to

repeatedly prompt

the user until they

choose to exit. The

program assessesand

provide the

informationasperthe

requirements. It

calculates and

displays the total

numberof timesuser

asks to run the

program during the

session.

Some userinputs are

prompted or stored

incorrectly. Loop

structure is partially

implemented or

containsminorissues.

The program

accurately assesses

some of the

requirements and

provide the

informationasperthe

requirements. It

partially calculates

anddisplays the total

numberof timesuser

asks to run the

program during the

session.

User inputs are not

prompted or stored

correctly. Loop

structure is not

implemented or does

notfunctionproperly.

The information

assessment is

incorrect or

incomplete. Total

number of program

runsisnotcalculated

ordisplayed.

General

Requirement

Excellent evaluation

of the program's

organization and

visual presentation.

Assessment of

adherence to coding

standards such as

naming conventions,

use of constants, and

in-line comments.

Check if the program

includes the

necessary

information in its

header.

Reasonable

evaluation of the

program's

organization and

visual presentation.

Assessment of

adherence to coding

standards such as

naming conventions,

use of constants, and

in-line comments.

Check if the program

includes the

necessary

information in its

header.

Good evaluation of

the program's

organization and

visual presentation.

Assessment of

adherence to coding

standards such as

naming conventions,

use of constants, and

in-line comments.

Check if the program

includes the

necessary

information in its

header.

Some evaluation of

the program's

organization and

visual presentation.

Assessment of

adherence to coding

standards such as

naming conventions,

use of constants, and

in-line comments.

Check if the program

includes the

necessary

information in its

header.

No evaluation of the

program's

organization and

visual presentation.

Assessment of

adherence to coding

standards such as

naming conventions,

use of constants, and

in-line comments.

Check if the program

includes the

necessary

information in its

header.

Note TheHighDistinctiongradeisreserved forsolutions that fullymeet therequirements&arehighlydistinguished from

otherassignmentsbytheirhigh-qualitywork&theirattentiontodetail(usuallyonly10%ofstudents).

PLEASENOTE: Theassignmentwillreceiveasinglecompositemark.Theassignmentwillbeaccessed

fromthepointofviewoftherequirements:“Doesitmeettherequirements,andhowwelldoesitdo

it?” Where there is some inconsistency in that the work does not completely match every sub criterion withinaparticularcriterion,thenthegradereflectsthevalueofthework‘onaverage’.

Submission:

Your completed solution (your Asst2.java file, plus a text file containing the output of your

program using your UTas id number as the name of the file, for example, 159900.txt) must be

submittedbythedeadline.AssignmentsmustbesubmittedelectronicallyviaKXO151 MyLOwebsite

asfilesthatcanbereadbyatexteditorsuchasMicrosoftNotepad(submitthe*.javafile- notthe

*.classfile).Followthefollowingstepstocreateapackageforyourassignmentfilesandthensubmit

yourpackagefile:

1.Onyourcomputerdesktop,createanewfolderusingyournameandUTASIDnumber.

Forexample,ifyounameisJianwenChenandyourUTASIDnumberis159900,thenthe

newfoldermustbenamedJianwen_Chen_159900;

2.Copyyour2assignmentfilesintothenewfolder;

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3.UsetheWinRARapplicationtocompressthenewfolderandnameitas*.rar.For

example,JianwenChenwouldnameitasJianwen_Chen_159900.rar.

4.Submityour*.rarfiletotheunitMyLO“Assessments/Assignments/Assignment2”folder.

5.IfWinRARapplicationisnotavailableonyourcomputer,trytouseasimilarapplication

tocompressthenewfolderandnameitas*.zip,andthensubmitthe*.zipfile.

DetailsoftheactualsubmissionprocedureareavailablethroughtheMyLOwebpages.

Students who believe that this method of submission is unsuitable given their personal

circumstancesmustmakealternativearrangementswiththeirLecturerpriortothesubmissiondate.

Extensionswill only be granted under exceptionalconditions and must be requestedwith

adequatenoticeontheRequestforExtensionforms. Noextensionwillbeprovidedafterdue

date.

Insubmittingyourassignment, youareagreeingthatyouhavereadthe‘Plagiarism’sectionbelow,

andthatyourassignmentsubmissioncomplieswiththeassignmentrequirementthatitisyourown

work.

Plagiarism

Whilestudentsareencouragedtodiscusstheassignmentsinthisunitandtoengageinactivelearning

fromeachother,itisimportant that theyarealsoawareof theUniversity’spolicyonplagiarism.

Plagiarism is taking and using someone else's thoughts, writings or inventions and representing

themasyourown;forexample, downloadinganessaywhollyorinpartfromtheinternet,copying

anotherstudent’sworkorusinganauthor’swordsorideaswithoutcitingthesource.

Plagiarismisaformofcheating.Itistakingandusingsomeoneelse'sthoughts,

writingsorinventionsandrepresentingthemasyourown;forexample,usingan

author'swordswithoutputtingtheminquotationmarksandcitingthesource,using

anauthor'sideaswithoutproperacknowledgmentandcitationorcopyinganother

student’swork.

Ifyouhaveanydoubtsabouthowtorefertothe work of others in your assignments,

pleaseconsultyourlectureror tutorforrelevantreferencingguidelines,andthe

academicintegrityresources on the web at:www.academicintegrity.utas.edu.au/.

The intentional copying of someone else’s work as one’s own is a serious offence

punishablebypenalties thatmayrangefromafineordeduction/cancellation ofmarks

and, in the mostserious of cases, to exclusion from a unit, a courseor theUniversity.

Detailsofpenaltiesthatcan be imposed are available in the Ordinance of Student

Discipline – Part 3 AcademicMisconduct,see:

www.utas.edu.au/universitycouncil/legislation/

The University reserves the right tosubmit assignments to plagiarismdetection

software,andmightthen retainacopyoftheassignmentonitsdatabaseforthe

purposeof future plagiarism checking.

Itisimportant thatyouunderstand thisstatementonplagiarism.Shouldyourequireclarification

pleaseseeyourunitcoordinatororlecturer.Usefulresourcesonacademicintegrity,includingwhat

itisandhowtomaintainit,arealsoavailableat:www.academicintegrity.utas.edu.au/.

Workingwithothers,includinggenerativeGenerativeAItools (e.g.,ChatGPT,Codex,Copilot)

Oneeffectivewaytograspprinciplesandconceptsistodiscusstheissueswithyourpeersorfriends

(oreventointeractwithoneofthemanygenerativeAItoolsavailablenow),andyouareencouraged

todothis.Wealsoencourageyoutodiscussaspects ofpracticalassignmentswithothers.However,

onceyouhaveclarifiedtheprinciples ofthequestion,youmustexpresstheexpression,algorithmor

programentirelybyyourself.Inotherwords,youcandiscussthequestion,butnotthesolution.Same

appliestoadvancedGenerativeAItools,wedonotencouragestudentssolvetheassignmentusing

advance AI tools, however, if you would like to take assistance from these AI tools to help to

understandthequestion,thenyouneedtoprovidebelowdetail:

IfyougethelpfromanAItoolwithaprogrammingtask,addthisatthetopofyoursourcefile

orembedthecontents(excludingthetopandbottom """)intotheprogram-level """documentation

comment""" atthetop:

"""

Acknowledgement of external assistance

Issues I got help with: WRITE 1-3 SHORT SENTENCES

Assistance received: WRITE 1-3 SHORT SENTENCES

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What I learned: WRITE 1-3 SHORT SENTENCES

"""

Aftertheappropriatepromptwriteabriefsummaryof:

• whattheproblem(s)werethatyouneededhelpwith;

• whatassistancetheexternaltoolprovided(forexample,diditidentifyaprobleminsyntax,

oranissuewiththeapproachyouwereusing?)

• whatyouhavelearnedfromitssuggestion(s)(whichwillallowyoutosolvesuchproblems

yourselfinfuture)

If you gethelp from anAI toolwith a taskwhere youproduce a document,either uploada

separateWordorPDFcontainingthesamedetailsasaboveor,withinthebodyofthedocument,add

thefollowingwithresponsesaftereachofthethreeprompts:

Acknowledgementofexternalassistance

IssuesIgothelpwith: WRITE1-3SHORTSENTENCES

Assistancereceived: WRITE1-3SHORTSENTENCES

WhatIlearned: WRITE1-3SHORTSENTENCES

Acknowledgement

ThisassignmenthasbeenadaptedfromaprogrammingprojectdevelopedbyDrJulianDermoudy.The assignmenttemplate

waswrittenbyDrDeanSteer.

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SampleOutputofAssignment2,2025

C:\KXO151>java Asst2

Welcome to personalised number generator.

This program will tell you your personalised number using your

personal information!

Please enter your family name: Chen

Please enter your first initial: Z

Please enter the year in which you were born: 2002

True or false – you are female: false

Z.Chen (male) was born in 2002.

And has a personalised number of 2

Another? n

Thank you for using Personalised number generator, you have generated

1 personalised number(s).

C:\KXO151>

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KXO151 Assignment Two Marking Scheme (2025)

Programming Requirements (for each item there are only 3 possible marks: 100% or 50% or 0%)

Requirement Item Mark

Out of

PR1. Correctly obtain inputs from user 2

PR2. Correctly display a message such as “J.Clark (male) was born in 1989.” 1

PR3. Correctly calculate and display a user’s personalised number 4

PR4. Correctly set up a loop to allow a user to play the game again 2

PR5. Correctly calculate and display the total personalised numbers given when a

user chooses to exit.

1

General Requirements (for each item there are only 3 possible marks: 100% or 50% or 0%)

General Item Mark

GN1. Program structure and layout

Clear and tidy (2). Somewhat messy but understandable (1). Messy (0.5)

2

GN2. Include name, ID, and brief introduction in the program’s header 2

GN3. Appropriate in-line comments 1

Assignment Raw Total: /15

Lateness Penalty:

Assignment Final: /15

UTAS lateness penalty policy:

“Assignments submitted after the deadline will receive a late penalty of 5% of the original available mark

for each calendar day (or part day) that the assignment is late. Late submissions will not be accepted more

than 10 calendar days after the due date, or after assignments have been returned to other students on a

scheduled date, whichever occurs first.”