包括所有上课内容未打包java se作业一

JAVASE课程作业需要记录的内容有宠物的名称、和重判断字符串b的所有字符是否都在字符串a中出现过，a,b都是可能包含汉字的字符串。ba中也要至少出现相同的次数。booleanisInclude(Stringa,Stringfalsetrue天福在业务上需要一个程序来进行咨询费的计算和单据的打印，在打印票据（用控制台输出来模拟======欢迎来到天福 天福-单缴费金额：1050元。编制Bill类完成账单的信息录入，费用的计算和单据的打印工作编制DefineaclasscalledOdometerthatwillbeusedtotrackfueland ageforan .Theclassshouldhaveinstancevariablestotrackthe andthefuelefficiencyofthevehiclein pergallon.Includeamutatormethodtoresettheodometertozero ,amutatormethodtosetthefuelefficiency,amutatormethodthatacceptsdrivenforatripandaddsittotheodometer’stotal,andanaccessormethodthatreturnsthenumberofgallonsofgasolinethatthevehiclehasconsumedsincetheodometerwaslastreset.Useyourclasswithatestprogramthatcreatesseveraltripswithdifferentfuelefficiencies.Youshoulddecidewhichvariablesshouldbepublic,ifany.[说明：mutator=setteraccessor=getter本类包含若干方法（需说明正确的选项，以及做出该选择的理由QuestionClicktheExhibit1.publicclassA{3.staticintcounter=publicstaticintgetInstanceCount()return}publicA()}}GiventhiscodefromClassAa1=newAa2=newAa3=newSystem.out.printIn(A.getInstanceCount());Whatistheresult?CompilationofclassALine28printsthevalue3toLine28printsthevalue1toAruntimeerroroccurswhenline25CompilationfailsbecauseofanerroronlineQuestionpublicclassTestpublicstaticvoidmain(String[]args)intxbooleanb1=booleanb2=false;if((x==4)&&if((b2=true)&&System.out.print(”3}}Whatisthe231212CompilationAuexceptionalisthrownatQuestionWhatgetsprintedwhenthefollowingcodeiscompiledandrunwiththefollowingcommand?javatest2publicclasstest{publicstaticvoidmain(String{IntegerintObj=Integer.valueOf(args[args.length-1]);inti=intOValue();if(arg