专属java练习题

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26AA2BA3CA4DA6XᫀAB125ஹ:ᔣApplet¬⌴®ᦪᙠHTMLᦻoḄAPPLET᪗¶·ᵨPARAM⌱⚗஺ᙠAppletº»¼b®ᦪ1½·ᵨḄ=%஺AAgetParameter()BAgetDocumentBase()CAgetCodeBase()DAgetlmage()XᫀAA126.ʺᙠËÌᕜÎ⌕9ᔊ5ÐÑ᝱᝞ÔʺÕÖ%×ØÑ᝱ᑣÚᑮḄ
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27break;case"Test":System.out.print("Test");break;ᐸEFGH஺AJavaBLanguageCTestDIJK┯ᫀD)ᐸEFGHoA0xa5B10C0x50DOxaaᫀB133.▅ᑡ"ṹpublicclassTest2005(publicstaticvoidmain(Stringargs[])(System,out.println((3>2)?4:5);})ᐸEFGH஺A2B3C4D5ᫀC134ஹᙠAppletTUVᦻXஹYZ[\]^B_`ᵨḄbc—Apaint()Binit()Cstart()Ddestroy()ᫀA135ஹefghᕜjTklḄm᝱oAopm᝱ஹEFm᝱qrsm᝱Bopm᝱ஹEFm᝱ஹtum᝱qrsm᝱Copm᝱ஹvEFm᝱ஹEFm᝱ஹtum᝱qrsm᝱Dopm᝱ஹvEFm᝱ஹEFm᝱ஹឮxm᝱qrsm᝱ᫀC136ஹThreadzT{EFef|Ḅbc஺Astart()Bresume()Cinit()Drun()

28ᫀD137ஹᑡᐵAppletḄcTB┯ḄoAApplet{EFBᐭᑮᐸ_ᵨf᝞ᘤTEFBvᙠᐰᶍḄᑴᑏᙢᦻCJavaT
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29145ஹJavaḄ᪶øᒹTBùúIf_ᵨḄûzḄᒹ஺A!java,langB!java,utilC!java,appletD!java,rmiᫀA146ஹᑡᐵJavaüimportý¨ḄêëTB┯ḄA!ᙠJavafTimportvᨵÀþB!ᙠJavafTimportvÿᨵC!ᙠJavaimportᨵ"D!ᙠJavaimportᐭᙠᡠᨵᫀC147ஹ▅☢importjava.io.*;publicclassTypeTransition(publicstaticvoidmain(Stringargs[]){chara='h';inti=100;intj=97;intaa=a+i;System,out.printin("aa="+aa);charbb=(char)j;System,out.println("bb="+bb);})᝞Ḅ!"#$bb=a,%&!#Ḅ'oA!aa=IB!aa=204C!aa=vD!aa=156ᫀB148ஹ▅☢publicclassOperatorsAndExpressions{voidequalsMethodl(){Stringsl=newString(zEhowareyou");Strings2=newString("howareyou");System,out.printin(sl==s2);}publicstaticvoidmain(Stringargs[]){OperatorsAndExpressionsOperAndExp=newOperatorsAndExpressions();

30//ᵨ+,ᔠ.ᦪ0Ḅ"=="234OperAndExp.equalsMethodl();})2#'_____஺A!==B!trueC!falseD!equalᫀC149ஹ▅☢8ṹif(x-0){System,out.printin(";<");}elseif(x>-3){System.out.printin("><")?}else{System,out.printin(஻A<”)L}C⌕EᡭᓺH4I஻A<஻JᑣLMXḄNOQ'OA!x=0&x<=-3B!x>0C!x>-3D!x<=-3ᫀD150ஹᑡᐵ+᪀⌼VWḄXYJ┯[Ḅ'oA!Java\]᪀⌼VW^_^`aB!Java\]᪀⌼VWbᨵcdOJefᵨvoidghC!Java\]᪀⌼VWfijklD!Java\]᪀⌼VWmnopnewqrsᵨᫀC151ஹ▅☢importjavax.swing.JOptionPane;publicclassComparison{publicstaticvoidmain(Stringargs[]){StringfirstNumber,஻ᵨᡝᐭ!1uᦪ0LMsecondNumber,஻ᵨᡝᐭ!2uᦪ0LMresult;஻LMintnumber1,஻ᵨ+vwḄ!1uᦪnumber2;஻ᵨ+vwḄ!2uᦪ஻ᵨᡝᐭ!1uᦪ0ḄH4IfirstNumber=JOptionPane.showInputDialog("ᐭ!1u᦮ᦪ”)L஻ᵨᡝᐭ!2uᦪ0ḄH4IsecondNumber=JOptionPane.showInputDialog("ᐭ!2u᦮ᦪ:஻)?

31//zH4I{ᣚ$᦮ᦪ.numberkInteger,parselnt(firstNumber);number2=Integer.parselnt(secondNumber);஻}~ᓄLM//vwuᦪ0if(numberl==number2)result+=numberl+EE==E/+number2;if(numberl!=number2)result+=numberl+”!="+number2;if(numberl

32E/+numberl+//number2)result=result+"

33'+numberl+”>"+number2;if(numberl<=number2)result=result+"

34'+numberl+“ீ="+number2;if(numberl>=number2)result=result+"

35"+numberl+">="+number2;஻JOptionPane.showMessageDialog(null,result,"vw"JJOptionPane.INFORMATION_MESSAGE);System,exit(0);))$n2#ᑮᔠᳮḄJ}~ᓄLM(ᑜᜐ)'OA!result=""B!result=nullC!result=numberlD!result=number2ᫀA152ஹ▅☢publicclassIncrement{publicstaticvoidmain(Stringargs[]){intc;c=5;

36System,out.println(c);System.out.println(c++);System.out.println(c);2#'A5B:5C:6D:665766676ᫀB153ஹᑡXYJ┯[Ḅ'oAJavaApplication_Appletᡠᵨ¬®¯`aBo°±²JavaApplicationmnᨵumain஺VWCJavaAppletᨵHTMLᦻ¹ºn2#DJavaAppletḄ.classᦻ¹iᵨjava®¯2#ᫀA154ஹ▅☢1publicclassTryextendsThread{2publicstaticvoidmain(Stringargs[]){3Tryt=newTry();4t.start();5)67publicvoidrun(intj){8inti=0;9while(i<5){10System,out.println("ËÌᡂÎÏ”)?11i++;12}13)14}Ð⌕Eᡭᓺ5#஻ËÌᡂÎÏ஻JᦋḄÒ#8ṹJºnÓᡂ஺ÔÕḄÖᦋ'_____oAz!1#ḄextendsThreadᦋ$implementsRunnableBz!3#ḄnewTry()ᦋ$newThread()

37C!z!4#t.start()ᦋ$start(t)D!z!7#Ḅpublicvoidrun(intj)ᦋ$publicvoidrun()ᫀD155ஹØuJavaÙᵨ$஺A!AppletᡈJAppletḄÛB!JFrameḄÛC!FrameḄÛD!WindowḄÛᫀA156ஹᙠAppletḄinit()VWÜsᵨÝJÞᩭᨬᐜÜsᵨḄVW'________________OA!run()B!start()C!stop()D!destroy()ᫀB157ஹJava\_C++\`vJᨬâḄᱯä'஺A!☢ᔣæçB!èឋnC!êëìD!ᨵíᫀC158ஹᙠᑡJava\ḄᒹJïðñòó☢᪀¹Ḅᒹ'஺A!java,ioB!javax.swingC!java,netD!java,rmiᫀB159ஹô▅☢importjava.io.*;publicclassTypeTransition{publicstaticvoidmain(Stringargs[]){chara-a;inti=100;longy=456L;intaa=a+i;longyy=y-aa;System,out.print("aa="+aa);System,out.print("yy="+yy);))2#'஺A!aa=197yy=259B!aa=177yy=259C!aa=543yy=288D!aa=197yy=333ᫀApublicclassOperatorsAndExpressions{

38voidresidual(){inti=100,j=30;floatm=563.5f,n=4.Of;System,out.println(i%j);System,out.println(m%n);)publicstaticvoidmain(Stringargs[]){OperatorsAndExpressionsOperAndExp=newOperatorsAndExpressions();//Nù234ᙠ᦮ᦪúûäᦪḄᵨOperAndExp.residual();}}2#'OA10B20C10D203.52.54.53.5ᫀA161ஹô▅☢publicclassForLoopStatement(publicstaticvoidmain(String[]args){inti,j;for(i=l;i<5;i++){//iýþfor(j=l;j<=i;j++)஻jýþSystem,out.print(i+஻X஻+j+஻=஻+i*j+஻஻)System,out.println();ᡂi!j᡻#Ḅ%ᦪᑖ()A+4,10B+8,9C+9,8D+10,104ᫀ+A162ஹ9▅;<☢publicclassExampleStringBuffer(publicstaticvoidmain(String[]args){StringBuffersb=newStringBuffer("test");System.out.printin("buffer="+sb);System.out.printin(length=/+sb.length());}}

39O#PQRᙠ஻length=஻TUḄV)oA+10B+4C+20D+304ᫀ+B163ஹ<ᑡYZR[\Ḅ)oA+]^_ᙠᭆab)cdᐵḄB+fg]hᒹjkg_C+fg_hᒹjkg]D+JavaRḄ]mᨵoᐜq4ᫀ+C164ஹ9▅;<☢publicclassThreadTest{publicstaticvoidmain(Stringargs[]){Threadtl=newThread(newHelioO);Threadt2=newThread(newHelioO);tl.start();t2.start();})classHelloimplementsRunnable{inti;publicvoidrun(){while(true){System.out.printin("Heilo'+i++);if(i==5)break;yz{]|ᵨḄ~)oA+ThreadB+RunnableC+tl.start()D+t2.start()4ᫀ+B165ஹPanelḄᳮᘤ)஺A+BorderLayoutB+CardLayoutC+FlowLayoutD+GridBagLayout4ᫀ+C167ஹᙢAppletᐰ▲ᑴR[\Ḅ)A+Appleth¡ᙢ¢ᡈ~

40B+Appleth;ஹᑏᙢ¥¦Ḅᦻ¨©ªC+ApplethᔣApplet¬᜜Ḅ®¯{°±²³D+Appletc´O#®¯ᙢh᡻#4ᫀ+D168ஹ<ᑡµ¶·¸¹R[\º»¼Ḅ)A+BOOLEANcanceled=false;B+booleancanceled=false;C+booleanCANCELED=falseD+booleancanceled=FALSE;4ᫀ+B169ஹᦪ¿RᔜgᐗÂḄᦪÃÄ)oA+dÅḄB+cÅḄC+ÆᑖdÅḄD+®ÇḄ4ᫀ+A170ஹ▅;<☢publicclassTesti{publicstaticvoidmain(String[]args){System,out.printIn(34+56-6);System,out.printin(26*2-3);System,out.printin(3*4/2);System,out.printin(5/2);O#PQ)—_oA+84B:90C:84D:684925234966121422.522.54ᫀ+A171ஹ▅;<☢publicclassConcatTest(publicstaticvoidmain(String[]args){Stringstrl="abc";Stringstr2="ABC";Stringstr3=strl.concat(str2);System.out.printin(str3);

41ḄO#PQ)OA+abcB+ABCC+abcABCD+ABCabc4ᫀ+C172ஹ<ᑡO¦ÌRÍÎᐵ©O¦ÌḄ)oA+==B+=C++=D+-=4ᫀ+A173,<ᑡÏÐR᡻#ÑÒÓ´ḄÏÐ)oA+forÏÐB+whileÏÐC+continueÏÐD+switchÏÐ4ᫀ+C174ஹ<ᑡ〉ÕᘤRcÍÎÖ¨〉ÕᘤḄ)oA+MouseAdapterB+KeyAdapterC+ComponentAdapterD+FrameAdapter4ᫀ+D175ஹ▅;<☢publicclassTest2{publicstaticvoidmain(Stringargs[]){inta=10,b=4,c=20,d=6;System,out.printIn(a++*b+c*-d);O#ḄPQ)______oA+144B+160C+140D+1644ᫀ+C176ஹ▅;<☢publicclassTest3{publicstaticvoidmain(Stringargs[]){intx=3,y=4,z=5;Strings="xyz";System.out.printin(s+x+y+z);)}O#ḄPQ)OA+xyzl2B+xyz345C+xyzxyzD+12xyz

424ᫀ+B177ஹ▅;<☢publicclassTest4{publicstaticvoidmain(Stringargs[]){inti=10,j=3;floatm=213.5f,n=4.Of;System.out.printin(i%j);System,out.printIn(m%n);))O#ḄPQ)OA+1.0!1.5B+1!1.5C+1.0!2.5D+1!2.54ᫀ+B178ஹ▅;<☢importjava.io.*;publicclassByteStreamTest{publiestaticvoidmain(String[]a){int[]myArray={10,20,30,40);try(DataOutputStreamdos=newDataOutputStream(new(஻ints.dat"));for(inti=0;i

43179ஹ᝞Q⌕ᙠAppletRèéᱯ¸Ḅᦻëஹìíîïðhñᙠᵨᡝ¸¹ḄAppletRóᑏḄ~)oA+paint()B+update()C+drawString()D+drawLine()4ᫀ+A180ஹ᝞Qᵨᡝ¸¹ḄAppletRmᨵinit()~ᑣy஺A+õö¸¹fgmain()~B+÷øùúûC+hñøùúûüO#ýþU┯D
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D181ஹ᝞ᵨThreadt=newTest஺'()*+,-.ᑣ0ᑡ234Ḅ6oA
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A191ஹ▅Å0☢`ÇᦪḄ.timportjava.lang.Math.*;publicclassMorePrimesTest{publicstaticvoidmain(String[]args){long[]primes=newlong[20];primes[0]=2L;

45primes[1]=3L;longnumber=5L;outer:for(intcount=2;count

46t.start();publicvoidrun(){System,out.println("Howareyou.");))ᙠ.t0ᑜ-ᜐÌᐭ4⌱⚗6OA!implementsThreadB!extendsRunnableC!implementsRunnableD!extendsThreadᫀ
D195ஹ0ᑡᐵóAppletOYõö÷Ḅø\┯QḄ6oA!ᵨApplet9Ḅgetlmage()[\ùúö÷JÔB!.tᕒxyU:{ùúö÷ûü»ö÷Ḅ9][\C!ö÷ᵫ+,java.Image9ḄJÔᩭ⊤»D
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Ý⚪ὃàḄ6AppletḄþÿᢝ஺ᙠAppletᨵḄᢝ⌕ᒹஹ஺ᙠᵫ!java.Image"Ḅ#$ᩭ⊤஺ᙠApplet'()ᵨApplet"+,Ḅgetlmage()-./0ᒹ12Ḅ!Image"Ḅ#$஺)ᵨḄ3Graphics"Ḅdrawlmage()-.Graphics"45647drawlmage()-.89:;?᝞ABᐰ'(DEFᩭ;

476ஹW☢f!-.gsᙠtuv᎛xtu[yᵨmALnotify()BLwait()CLnotifyAll()DLsleep()ELyieldOFLsynchronized(this)bᫀLDEFIJKLJAVAMᑖ/⌱⚪7ஹ᪀⌼BufferedlnputStreamḄᔠ〉ᦪ3f!mALBufferedlnputStreamBLBufferedOutputStreamCLFilelnputStreamDLFileOuterStreamELFilebᫀLACIJKLJAVAMᑖ/⌱⚪8ஹWᑡ.¡¢Ḅ3oALjavA.lang.Clonable3"BLjavA.lang.Runnable3©ªCLDouble#$ᙠjavA.langᒹDLDoublea=l.03¡¢Ḅjava®bᫀLBCIJKLJAVAMᑖ/⌱⚪9ஹWᑡf°⊤±²3¡¢ḄmALdoublea=l.0;BLDoublea=newDouble(1.0);CLbytea=340;DLBytea=120;bᫀLABIJKLJAVAMᑖ/⌱⚪10ஹ45!"`¸"MyClass.java஻Ḅ"DE2"gx!¼Ḅᡠᨵ"¾¿ÀÁ2"Ḅ¡¢ÂS¸______oALprivateclassMyClassextendsObjectBLclassMyClassextendsObjectCLpublicclassMyClassDLpublicclassMyClassextendsObjectbᫀLCDIJKLJAVAMᑖ/⌱⚪11ஹᢣFWᑡf!-.Æ-.publicvoidadd(inta){}¸ᔠᳮḄÊ(-.mALpublicintadd(inta)BLpublicvoidadd(longa)CLpublicvoidadd(inta,intb)DLpublicvoidadd(floata)bᫀLCDIJKLJAVAMᑖ/⌱⚪12ஹ᝞AWᑡḄ-.Ì¡ÍklᙠÎᑴÏÐÑÒÁmpublicvoidexample(){try(unsafe();System.out.printin("Testi");

48catch(SafeExceptione){System.out.printin("Test2");}finally{System.out.printin("Test3");}System.out.println("Test4");)ALTest1BLTest2CLTest3DLTest4bᫀLACDIJKLJAVAMᑖ/⌱⚪13ஹWᑡf°ÔÕgsÖ×ØÙ[ḄklmALÚF!Û᜜vBLØ2[yᵨsleep஺-.vCLØij!Ý[vDLØ!ÞᐜàáḄ[âᐭäåæ᝱vbᫀLABDIJKLJAVAMᑖ/⌱⚪èéêᡠᨵëì⚪1ஹí)ᵨNetBeansᡭðὃòᦻôᜳWḄ⚗÷Javaø2⚗÷ḄùᦻôJavaø,java3úB᦮Ḅíᙠüýl"஻*********Foiind*********"Fl®ḄWᑜ[ᙢ
ᐭᑁᯠᑤ◀ᑜᑤ◀ᡈᦋᐸᨵᑁ஺!"ᦋ#$ᨵᦻ&Ḅᦻ&()*+,஺-⚪Ḅ⌕0123ᡂ56780"9ᫀ஺8;<=2al=169nl=855fl=829.6dl=959.1519754653931O᪆.2-⚪ὃRḄ1JavaḄUᓫᦪXYZ஺1)᦮ZᦪXYZḄ]^᦮ZᦪXᑖ᦮Z`ab᦮Z#a஺᦮Z`ac᦮Z#adᑖ=byte,short,intblong4pYZ஺qrlongYZ᦮Z`asᑏ⊤v⌕ᙠᦪx☢zLᡈ1஺|}~8(=),!ᵨᑴYZᣚ#aYZḄ]⌕rᡈrᦪXYZḄ஺ᦑ-⚪“n=1024L;஻Ḅ
2long஺2)ᦪXYZḄᣚJavaḄᔜpᦪXYZpᣚ2ᣚcᑴᣚ஺YZᣚᐕ¡ᙠ}~b¢ᵫ¤¥¦§ᢥ]Ḅ©ᐜ«63ᡂ஺¬®¯°ᦪ±ḄᦪXYZᔣ°ᦪ³ḄᦪXYZᣚ஺᝞<⌕

49µ¶ᩭ¯°ᦪ³ḄᦪXYZᔣ°ᦪ±ḄᦪXYZᣚ®ᵨᑴᣚ¬1ᵫ¤ᑏ56ὅ¹]¤¥¦§º᡻஺YZᣚ1ᵫᢥ©ᐜᐵ¦½¾ᦪXᣚᡂᦪX¿]Ḅ©ᐜÀ612byte,short,charfintflongffloatfdoubleᵫr"doubledl=fl/al+d;/,ᦑ“d=954.2431;"Ḅ
:doubleo-⚪ᐹÈ56᝞2importjava.io.*;publicclassJava1(-publicstaticvoidmain(Stringargs[])(chara='r";byteb=8;inti=55;//*********Found********longn=1024L;஻]^n#a1long᦮Zfloatf=103.7f;//*********Found********doubled=954,2431;intal=a+i;longnl=n-al;floatfl=b*f;doubledl=f1/al+d;஻alᣚ=floatYZ8fl/al"floatYZḄ;<Óᣚ=doubleYZ8System,out.println("al="+al);System,out.println("nl="+nl);System.out.println("fl="+fl);System.out.println("dl="+dl);})ÕÖ×2JAVAÚᑖ/Û-ÜÝ2ஹᵨNetBeansᡭâὃãᦻ&ᜳḄ⚗+Java_2,ç⚗+Ḅ

50è56ᦻ&Java_2.java1!3᦮Ḅᙠ"஻*********F()und*********"Ḅᑜᙢ
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51"஻*********Found*********"CDEḄᑜlᙢn?ᐭpqᑁr5ᯠtᑤ◀ᑜl5[wᑤ◀ijCᡈᦋzᐸ|}ᨵDEᑁr஺!FHᦋ(ᨵᦻ
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52for(j=0;jᡭᓺïiᡭᓺᑁrðñ7òóôõö»2÷øùúὃûi¨ᙠḄµ¶üeHýᨵ7஺᪆⚪ὃḄg>஺✌ᐜþJavaeᑮÿ
ᵨSystem.out.println;
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53஻⊤ᣚ:.஺ᐹ<=>᝞?%publicclassJava1publicstaticvoidmain(Stringargs[])//*********Found********System.out.printin("

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59b.addActionListener(newHandleButtonO);fr.add(b);fr.pack();//*********Found********fr.addWindowListener(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){System,exit(0);)})ìfr.setVisible(true);}}classHandleButtonimplementsActionListener{publicvoidactionPerformed(ActionEvente){System.out.printin(""Thebuttonispressed!/z);})YZ[%JAVA\ᑖ/óᓫÐᵨ6ஹcdᵨNetBeansᡭ6ὃfᦻhᜳ?Ḅ⚗kJava÷l⚗kmḄn=>ᦻhJava÷,javaùJava÷,htmlúopq᦮Ḅcᙠuv:"஻*********Fourid*********"?t:
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xDyᙶ᪗ᢣ¢ᦻ8᪾¤¥¦§¨஺Applet᝞¥ªimportjavax.swing.JApplet;//importclassJAppletimportjava.awt.Graphics;//importclassGraphicspublicclassJava_lextendsJApplet(//*********Found********publicvoidpaint(Graphicsg)஻«ᑏJAppletḄMNpaint(g.drawString("/Javaὃ!”
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61°±²ªJAVAsᑖ/i8´z7ஹµᵨNetBeansᡭὃ·ᦻᜳ¥Ḅ⚗ºJava_2,»⚗ºḄ¼ᦻJava_2.javafk½᦮Ḅ]µᙠ¿ÀÁ"஻*********Fc)und*********"¥XÁÂÃḄ¥ᑜCᙢMÆᐭÈÉᑁÊ
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ᦻᐭ/®ÚÛᑴᑮ6XYdest.txtᦻ஺Ü᪆ª8⚪ὃ<Ḅfᐭ®Ú஺FilelnputStream⊤QÞßàᦻ8ᦻ
FilelnputStreamßàᦻḄXY⁚ஹãY⁚ᡈ᦮Yᦻ஺RXYᦻᡭᐭÚFilelnputStream,ä◤ᦻ4ᡈᦻæh-⌴{᪀⌼éᦪ஺1)ᦻ4-⌴{᪀⌼éᦪḄMN᝞¥ªFilelnputStreammyFileStream=newFilelnputStream("/etc/motd");2)ᦻæh-⌴{᪀⌼éᦪḄMN᝞¥ªFilemyFile=newFile('/etc/motd");FilelnputStreammyFileStream=newFilelnputStream(myFile);8⚪ᵨḄfᦻæh-⌴{᪀⌼éᦪḄMN஺ᐹr᝞¥ªimportjava.io.*;publicclassJava_2{publicstaticvoidmain(String[]args)throwslOException(FileinputFile;FileoutputFile;FilelnputStreamin;FileOutputStreamout;intc;

62inputFile=newFile("source,txt");஻tuᦻæhinputFileoutputFile=newFile("dest.txt");//tuᦻæhoutputFilein=newFilelnputStream(inputFile);஻ᦻæhinputFile-⌴{᪀⌼éᦪ//*********Found********out=newFileOutputStream(outputFile);஻ᦻæhoutputFile-⌴{᪀⌼éᦪwhile((c=in.read())!=-1)//*********Found********out.write(c);஻ᵨFileOutputStreamḄwriteMN
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63£¤^ᦪḄ./S=getParameter();h4yghḄ^ᦪMstringsoApplet᝞,Uimportjava.awt.*;importjava,applet.*;publicclassJava2extendsApplet1-Strings;publicvoidinit(){//*********Found********s=getParameter("strings");}publicvoidpaint(Graphicsg){g.drawString(s,20,20);})HT᝞,U¹º»UJAVA½ᑖ/¿ᓫhᵨ9ஹᵨNetBeansᡭÅὃÆᦻᜳ,Ḅ⚗JavaÈ⚗ḄᦻJavaÈ,java᦮ḄÉᙠ!""஻*********Found*********''5-"./Ḅ,ᑜ1ᙢ34ᐭ67ᑁ9ᯠ;ᑤ◀,ᑜ1>ᑤ◀!"ᡈᦋAᐸCDᨵ./ᑁ9஺GHIJᦋKLᨵᦻḄᦻMNGOP஺Q⚪Ḅ⌕TUnoeÌAᑮZḄᡠᨵij஺Ï"ÐÑUABCDEFGHIJKLMNOPQRSTUVWXYZ}᪆UQ⚪ὃḄᦪÜÝÞḄßᣚNáâãᑴ஺1ஹᔜæᦪÜÝÞçèḄßᣚ

64Java.éḄᔜæᦪÜÝÞçèêëìæßᣚUíAßᣚîïᑴßᣚ஺íAÝÞßᣚᐕñᙠòlóôIᵫõö÷øᢥ-[ḄúᐜüíAᡂ஺fý|mþᦪÿḄᦪᔣᦪḄᦪᣚ஺᝞⌕ᩭᦪḄᦪᔣᦪḄᦪᣚᵨᑴᣚᵫᑏὅ!"#$%&᡻(஺)*ᣚᵫᢥ,ᐜᐵ$/01ᦪᣚᡂ31ᦪ4"Ḅ,ᐜ56byte,short,char->int-*long-*float-*doubleM⚪OᵫPchrAḄᦪRchar,STiḄRint,ᡠVchrA+iXYḄZ)*ᣚRint[ᵨintᦪ\]charST^◤ᑴᣚRchar஺ᦑM⚪abcdef(char)஺2ஹforklmᑴ1)forkl᡻(^✌ᐜ᡻(pqᓄstᯠYᑨwxyᩩ{ᔲ}~᝞}~ᑣ᡻(klOḄᨬY᡻(ᑖ஺ᡂklᑨwᩩ{஺2)VᙠforklḄpqᓄᑖcSTḄtᵨR᦮cforkl஺3)forklᵨPklᦪ"ḄV᪷klᩩ{ᡂklᦪ"Ḅ஺4)ᙠpqᓄᑖᑖV¡ᵨ⌹£¤(cst஺⌹£ᵨ⌹£ᑖ◞Ḅᑡ஺M⚪ᵫP஻A஻ᑮ஻Z஻ᐳ26c¬◤kl26ᡠV®cdef25஺ᐹ᝞±6publicclassJava1{publicstaticvoidmain(Stringargs[]){finalcharchrA='A';charchrDisplay;//*************Found**************for(inti=0;i<=25;i++)//************Found*************chrDisplay=(char)(chrA+i);System.out.print(chrDisplay);

65ÃÄÅ6JAVAᑖ/ÆMst10ஹÇ¡ᵨNetBeansᡭÉὃËᦻ{ᜳ±Ḅ⚗ÏJavaÐÑ⚗ÏOḄÒᦻ{JavaÐ,java᦮ḄÇᙠÓÔ("஻*********Found*********"±(Ḅ±ᑜÖᙢØfᐭÚᑁÜᯠYᑤ◀±ᑜÖÇßᑤ◀ÓÔ(ᡈᦋ*ᐸãäᨵᑁÜ஺æç^èᦋSéᨵᦻ{Ḅᦻ{êëæìÏí஺M⚪Ḅ⌕î6ᡂïð(îèñᫀ஺ð(R6a=5,b=7,c=9ó᪆6M⚪ὃõḄᦪḄ᣸஺÷cᦪḄᵫøᑮᜧ᣸Vúûᵨifüý÷þVèᑮM⚪✌ᐜ®cif⌱
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Ḅᐭa஺ᐸᙠ!ᣚḄ#$ᵨᑮ&'t,ᵨ()Ḅ#஺ᐹ+,-᝞/0publicclassJava1(-publicstaticvoidmain(Stringargs[]){inta=9,b=5,c-7,t;//*********Found**********if(a>b){t=a;a=b;b=t;}if(a>c){t=a;a=c;c=t;}//*********Found**********if(b>c){t=b;b=c;c=t;}System,out.println("a="+a+”,b="+b+”,c="+c);})5670JAVA8ᑖ/;<=11ஹ@AᵨNetBeansᡭCὃEᦻGᜳ/Ḅ⚗JJava_3,K⚗JḄL,-ᦻGJava_3.javaMNO᦮Ḅ[@ᙠRST"஻*********Found*********''5TḄ/ᑜVᙢXYᐭZ[ᑁ]ᯠᑤ◀/ᑜV@aᑤ◀RSTᡈᦋdᐸefᨵᑁ]஺h

66$NiᦋjᨵᦻGḄᦻGklJm஺<⚪Ḅ⌕pM0qr᪗ᙠᦻ<᪾ud$r᪗vwxyᙠ᪗z{஺ᐸZ[|}~᝞/0Ḅᐰὃᔆᔆ᪗(98.40)᪆0<⚪ὃḄMAWTGᜐᳮ஺{GḄGḄX(ᡲGᜐᳮ)ᨵ0MᘤḄMᑭᵨ〉ᘤḄ஺G〉ᘤᓫḄᘤḄ¡¢,-£ṹ¥¦§M¨ᑏ◤⌕ḄX«ᐵḄXNᵨ஺setText()MTextFieldTextAeraḄXᵨ(®w¯Ḅ°Ḅᑁ]஺᜜²³lᑮ´kḄᭆ¶lJTextAreaḄAᵨ஺<⚪frame.(newWindowHandler());MR¸ᘤ¹TᣴᩗKXḄ¼ᦪMGᜐᳮὅWindowHandlerḄ¾¿WindowHandlerḄMWindowListenerᜐᳮḄMWindowEventGᡠ<ÁÂYḄR¸ᘤḄXMaddWindowListener஺txt.addMouseMotionListener(newMouseMotionAdapter()Ãᵨr᪗Äd〉ᘤMouseMotionAdapter,¨ᑏmouseMoved()X஺ᐹ+,-᝞/0importjavax.swing.*;importjava.awt.event.*;importjava.awt.*;publicclassJava_3{privatestaticJLabelIbl;privatestaticJTextAreatxt;publicstaticvoidmain(String[]args){JFrameframe=newJFrame("ᐰÇÈÉÊËÌὃÍ”)LIbl=newJLabel;txt=newJTextArea஺'“);frame.getContentPane().add(txt,BorderLayout.CENTER);

67frame.getContentPane().add(Ibl,BorderLayout.SOUTH);//*************Found*****************frame.addWindowListener(newWindowHandler());஻R¸ᘤWindowHandler//*************Found*****************txt.addMouseMotionListener(newMouseMotionAdapter(){publicvoidmouseMoved(MouseEvente)StringstrTemp;strTemp="qûr᪗vw0("+e.getX()+”,"+e.getY()//*************Found****************Ibl.setText(strTemp);஻xyr᪗vw}})frame.setSize(200,150);frame.show();classWindowHandlerimplementsWindowListenerpublicvoidwindowOpened(WindowEvente){}publicvoidwindowClosing(WindowEvente){System,exit(0);}publicvoidwindowClosed(WindowEvente){}publicvoidwindowiconified(WindowEvente){}publicvoidwindowDeiconified(WindowEvente){}publicvoidwindowActivated(WindowEvente){}publicvoidwindowDeactivated(WindowEvente){}+,-.JAVA1ᑖ/4ᔠ6ᵨ12ஹ9:ᵨNetBeansᡭ>ὃ@ᦻBᜳDḄ⚗GJava_2,I⚗GJḄKLMᦻBJava_2.javaOPQ᦮ḄS9ᙠUVW"஻*********Found*********"D\W]^ḄDᑜ`ᙢbcᐭefᑁhSᯠjᑤ◀Dᑜ`S9mᑤ◀UVWᡈᦋpᐸrsᨵ]^ᑁh஺vwxPyᦋz{ᨵᦻBḄᦻB|}v~G஺

68⚪Ḅ⌕O.ᦪJḄarrScoreJḄᡠᨵSP.nSum=1572᪆•.⚪ὃḄOᦪḄ6ᵨ஺JavaJᨵᦪᦪ᪀Sᨵ\ᦪ஺JavaJḄᦪS▭Oᵫ\ᦪ"¡¢஻ᡂḄ஻ᦪḄᦪᓽ¥¦\ᦪḄᐗ¨O©\¦\ᦪᑣ«¬ᦪS®¯°S\ᦪḄ±²ᝅ´µS᪀ᡂ¶ᦪ஺⚪JarrScore□□Oᵫ{72,83,56,92,67}ஹ{72,84,76,54,89}ஹ{94,87,75,68,75}ஹ{82,85,78,90,93)4¦\ᦪᡂS¸¦\ᦪ¹ᵫ5¦ᐗ¨ᡂ஺⚪LMḄ᜜»¼½“for(inti=0;i

69+,-.JAVA1ᑖ/Çᓫ6ᵨ13ஹ9:ᵨNetBeansᡭ>ὃ@ᦻBᜳDḄ⚗GJavaÊSI⚗GJḄKLMᦻBJavaÊ,javaOPQ᦮Ḅ,\9ᙠUVW"஻*********Fourid*********"D\W]^ḄDᑜ`ᙢbcᐭefᑁhSᯠjᑤ◀Dᑜ`S9mᑤ◀UVWᡈᦋpᐸrsᨵ]^ᑁh஺vwxPyᦋz{ᨵᦻBḄᦻB|}v~G஺⚪Ḅ⌕O.:LMËefÌWSÌW᝞DÍᡠÃ.■
ᘤJav.„|M[g]|E3|Appletᐰὃᑭὃ஺᪆.⚪ὃḄOGraphics¯Ḅ6ᵨ஺Graphics¯ÏжÑ`ᙊ᪵ḄÇᓫÔÕ¯ÖḄb×S©᜜ØÏжÃᦻḄb×஺¶ÙᑴSLM⌕ᨵ\¦ᨵᦔḄÍܽ᛻(ᵫGraphics¯Ḅ\¦Þ⊤Ã)஺ßGraphics¯O\¦àáḄâ¯SãPËä¢åÞᓄ஺\¦ᐹÅḄÞå\¦1BçèSéêᯠjë\¦ìᦪí⌴ïLMᑮ\¦1BḄupdate()paint()b×஺⚪Ìᵨ¶Graphics¯ḄdrawStringb×setColorb×SᑖðᵨñÙᑴᢣ´Ḅᦻóôõö÷⁐஺ᐹÅLM᝞D.importjava,applet.*;importjava.awt.*;publicclassJava_lextendsApplet(publicvoidpaint(Graphicsg)(//************Found**********g.setColor(Color,blue);஻õöÃḄ÷⁐ù⁐//***********Found**********g.drawString("ᐰûüýþÿὃ”,2,30);஻//**********Found***********

70g.setColor(Color,cyan);஻#$Ḅ&⁐//**********Found************g.drawString(",-.ᑭ01ὃ”210,50);//})6789JAVA=ᑖ/?@AB14ஹEFᵨNetBeansᡭKὃLᦻNᜳPḄ⚗RJava_3,U⚗RVḄWXYᦻNJava_3.java[\]᦮Ḅ2Eᙠ`ab"஻*********Fourid*********"PcbdeḄPᑜgᙢijᐭlmᑁo2ᯠqᑤ◀Pᑜg2Etᑤ◀`abᡈᦋwᐸyzᨵdeᑁo஺}~\ᦋᨵᦻNḄᦻN}R஺@⚪Ḅ⌕[9ᙠAppletV010Ḅ▤஺]ᗐJava_3.javaᦻN2b஺b9◅!"#ᘤ-Java_2.dassApplet0!=1±_1!=12!=23!=64!=245!=1206:=7207!=50408:=403209!=36288010!=3628800_஺᪆9@⚪ὃḄ[AppletḄᑏ஺@⚪VḄAppletXY[java.applet.AppletḄ஺ᐹ¢ḄXY᝞P9importjava.awt.*;importjava,applet.//*********Found********publicclassJava_3extendsApplet஻Applet(TextAreaoutputArea;publicvoidinit()

71setLayout(newBorderLayout());outputArea=newTextAreaO;//*********Found********add(outputArea);஻«Applet¬¢V®TextArea᪀N//°±010Ḅ▤for(longi=0;i<=10;i++)outputArea.append(i+”!="+factorial(i)+"

72");}//ᵨ⌴¸¹º▤i»publiclongfactorial(longnumber)(if(number<=1)//?@¼½return1;elsereturnnumber*factorial(number-1);6789JAVA=ᑖ/¿ᔠÁᵨ15ஹEFᵨNetBeansᡭKὃLᦻNᜳPḄ⚗RJava_2,U⚗RVḄWXYᦻNJava_2.java[\]᦮Ḅ2Eᙠ`ab"஻*********Fourid*********"PcbdeḄPᑜgᙢijᐭlmᑁo2ᯠqᑤ◀Pᑜg2Etᑤ◀`abᡈᦋwᐸyzᨵdeᑁo஺}~\ᦋᨵᦻNḄᦻN}R஺@⚪Ḅ⌕[9ÂÃcÄgX2ÅÆÇÈ6bÊ“Hello!”஺b9Hello!Hello!Hello!Hello!Hello!Hello!᪆9@⚪ὃḄ[gXḄᭆÎÏFᵨ஺@⚪V2HelloÐÑRunnableÓÔ2gXtᑣ[ᑭᵨHelloḄÐÖB×ᦪÂÃḄ஺

73ᐹ¢ḄXY᝞P9publicclassJava_2|publicstaticvoidmain(Stringargs[])(Helloh=newHello();//*********Found********Threadt=newThread(h);஻01ÐÑRunnableÓÔḄḄÐÖÂÃgXt.start();})//*********Found********classHelloimplementsRunnable஻ÐÑRunnableÓÔ{inti=0;publicvoidrun()(while(true)(System.out.printin("Hello!”);if(i++==5)break;6789JAVA=ᑖ/ßᓫÁᵨ16ஹEFᵨNetBeansᡭKὃLᦻNᜳPḄ⚗RJavaá2U⚗RVḄWXYᦻNJavaá,java[\]᦮ḄâEᙠ`ab"஻*********Found*********''5cbdeḄPᑜgᙢijᐭlmᑁo2ᯠqᑤ◀Pᑜg2Etᑤ◀`abᡈᦋwᐸyzᨵdeᑁo஺}~\ᦋᨵᦻNḄᦻN}R஺@⚪Ḅ⌕[9]ᡂXYbåᫀ஺b9TQ_IN=9.32b=83

74i=234c=pd=3.00005᪆•9@⚪ὃḄ[ᦪìíḄ¹º஺1)îïðñḄ¹ºᵨfinalᐵó2ᦑ@⚪஻______doubleTQIN=9.32;஻jfinal஺2)îï᦮íñḄ¹º2Javadõö÷byteஹshortஹintÏlongøùíḄñ஺ᯠ@⚪”b;஻ḄúûVüøùíýþÿᑏᵫᡠḄ⌕'7/⁚஻ᦑ⚪Ḅbyte஺ᐹ'᝞)*importjava.io.*;publicclassJava_l(publicstaticvoidmain(Stringargs[]){//*********Found********finaldoubleTQIN=9.32;஻TQINPQ//*********Found********byteb;஻⁚inti;charc;doubled=3.00005;b=0123;i=234;c=p;System.out.printIn(TQ_IN=+TQ_IN);System,out.println("b="+b);System.out.println("i="+i);System.out.println(/c="+c);System.out.println("d="+d);})[\]*JAVA`ᑖ/bcd17ஹfgᵨNetBeansᡭkὃmᦻoᜳ)Ḅ⚗rJavast⚗rḄ

75uᦻoJavas,javavwx᦮Ḅfᙠ{|}"஻*********F()und*********")~}Ḅ)ᑜᙢᐭᑁᯠᑤ◀)ᑜfᑤ◀{|}ᡈᦋᐸᨵᑁ஺wᦋᨵᦻoḄᦻor஺⚪Ḅ⌕v*xᡂ¡}¢ᫀ஺¡}¤¥P*TQ_IN=66.66b=166i=512c=qd=2.66666¨᪆•*⚪ὃ«Ḅvᐵ஺1)main஺®v~¯ᱯ±Ḅ®²vᡠᨵḄJavaApplication᡻}Ḅᐭ´]ᡠµ¶·~¯JavaApplication¸¹ᨵº»¼ᨵ~¯main஺®½ºmain()®¸¹ᵫstatic¾⛲ᦑ⚪~“publicvoidmain(Stringargs´)“"static”஺2)ÂQḄᵨfinalᐵᦑ⚪஻doubleTQIN=66.66;""final”஺ᐹ'᝞)*importjava.io.*;publicclassJava_l(//*********Found********publicstaticvoidmain(Stringargs[])(஻*********Found********finaldoubleTQ_IN=66.66;஻TQsNPQshortb;inti;charc;doubled=2.66666;b=0xA6;i=512;c=qÄSystem,out.println(/zTQ_IN=஻+TQ_IN);

76System,out.println("b="+b);System,out.println("i="+i);System.out.println("c="+c);System,out.println(/d="+d);})[\]*JAVA`ᑖ/bcd18ஹfgᵨNetBeansᡭkὃmᦻoᜳ)Ḅ⚗rJavast⚗rḄuᦻoJavas,javavwx᦮Ḅfᙠ{|}"஻*********Found*********")~}Ḅ)ᑜᙢᐭᑁᯠᑤ◀)ᑜfᑤ◀{|}ᡈᦋᐸᨵᑁ஺wᦋᨵᦻoḄᦻor஺⚪Ḅ⌕v*xᡂ¡}¢ᫀ஺¡}¤¥P*TQIN=120.67b=39i=4096c-9d=5.68889¨᪆.*⚪ὃ«ḄvᦪÉÊḄ஺1)ᵫJavasv~¯Êᦑ⚪~"publicJavas"ᐵclass஺2)ᵫᙠË`ᑖÂcÌPÍ9,º⚪☢⌕ÏḄÐÑPÍ9,ᦑ"c;஻char஺ᐹ'᝞)*importjava.io.*;//*********Found********publicclassJava1(-publicstaticvoidmain(Stringargs[]){finaldoubleTQIN=120.67;byteb;inti;//*********Found********

77charc;doubled=5.68889;b=047;i=4096;c='9';System,out.println(/TQIN="+TQIN);System,out.println("b="+b);System.out.println("i="+i);System,out.println("c="+c);System,out.println("d="+d);[\]*JAVA`ᑖ/bcd19ஹfgᵨNetBeansᡭkὃmᦻoᜳ)Ḅ⚗rJavast⚗rḄuᦻoJavas,javavwx᦮Ḅfᙠ{|}"஻*********Foiind*********"F~}Ḅ)ᑜᙢᐭᑁᯠᑤ◀)ᑜfᑤ◀{|}ᡈᦋᐸᨵᑁ஺wᦋᨵᦻoḄᦻor஺⚪Ḅ⌕v*xᡂ¡}¤¥P*AbstractWindowToolkit¨᪆*⚪ὃ«ḄvᦪÕḄÖ×஺1)Ö×~■¯ᦪÕḄÙÚP*arrayName=newtype[arraySize];,ÛᜐḄ"type”Ý⊤ḄvᦪÉÊᵫ⚪Ḅ~"String´awt=news3];“ßᦪÕawtḄv“String”ÊᦑÛ“String”஺2)ᵫ⚪⚪☢⌕Ïà¯Íá½âà¯ÍáãäåæᙠawtᦪÕᡠµçèàéforêëìíµîâà¯Íáï}Ïðᦑ"System,out.printin();""ᐹ'᝞)*publicclassJava1{publicstaticvoidmain(String[]args){//*********Found********String[]awt=newString[3];

78awt[0]="Abstract”;awt[1]="Window”;awt[2]="Toolkit”;for(inti=0;i<3;i++)//*********Found********System,out.println(awt[i]);[\]*JAVA`ᑖ/bcd20ஹfgᵨNetBeansᡭkὃmᦻoᜳ)Ḅ⚗rJavast⚗rḄuᦻoJavas,javavwx᦮Ḅòfᙠ{|}"஻*********Fóôund*********")~}Ḅ)ᑜᙢᐭᑁᯠᑤ◀)ᑜfᑤ◀{|}ᡈᦋᐸᨵᑁ஺wᦋᨵᦻoḄᦻor஺⚪Ḅ⌕v*xᡂ¡}¤¥᝞)õᡠö******ᙠ÷øᓄúû*****x=0y=0z=0*****ᙠ÷øᓄ*****x=20y=30z=5*****ᙠ÷øᓄú*****x=20y=30z=0¨᪆*⚪ὃ«ḄvḄdᵨü஺Êᨵýþᑖÿ
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classvariableᵨᐵ9:static-.Ḅ஺<=Ḅ>?@ᑖB
ᙠCḄ"#DEᵨ2DFG0+ᙠC"#⌨IJDK├&'(ᙠMᵨnewXxxxFGC,Ḅ'(2DFG0+ᐸ>?@RC,Ḅ'(STḄ>?@UV&,ᙠC,DWX2DFG0YZ⌕ᵨnewXxxxOFG0ᡠᨵC,Ḅ'(STᐳ_C,0ᐸ>?@,Ḅ>?@஺ᦑabcdefḄx,y,zᙳ'(0jkᦪm஻Variable

79V=new______;”ḄrᵨFG,VariableḄZs'(STV,ᦑatu“Variable஺“&wᵨ'(STvEᵨ(v.init(20,30);)ᐸ'("#init20"#mx,y,zḄxᑖB20ஹ30ஹ5,V20ᙠz"#mS'(x,y{f|}x0ᐸxᑖB20ஹ30,ᦑzt஻=x;஻u“this,x”஺ᐹbc᝞
classVariable{intx=0,y=0,z=0;voidinit(intx,inty){//*********Found********this.x=x;this.y=y;intz=5;஻System,out.printin("*****ᙠᓄm*****");System,out.printlnC^x="+x+"y="+y+"z="+z);})publicclassJava1{publicstaticvoidmain(String1]args){//*********Found********Variablev=newVariable();System.out.printin("*****ᙠᓄ*****");System,out.println(/zx="+v.x+"y="+v.y+“z="+v.z);v.init(20,30);System.out.printin("*****ᙠᓄJ*****");System,out.println(//x="+v.x+"y="+v.y+“z="+v.z);})
JAVAᑖ/ar21ஹMᵨNetBeansᡭὃ>ᦻᜳḄ⚗Java_2,C⚗mḄbcᦻJava_2.javaY᦮Ḅ]ᙠf"஻*********Found*********''FZfḄᑜ¡ᙢ"uᐭ¤¥ᑁ¦0ᯠJᑤ◀ᑜ¡0ªᑤ◀fᡈᦋᐸ<®ᨵᑁ¦஺?¯

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publicclassJava_2(publicstaticvoidmain(String[]args){int[]anArray;//-.Zs᦮¸ᦪ¹//*********Found********anArray=newint[10];//FGᦪ¹0ᒹ×10sᐗÙ஺//ðᦪ¹æsᐗÙ}xºᡭᓺ½Ifor(inti=0;iᦻᜳḄ⚗Java_2,C⚗mḄbcᦻJava_2.javaY᦮Ḅ0ᙠf"஻*********Found*********"ZfḄᑜ¡ᙢ"uᐭ¤¥ᑁ¦0ᯠJᑤ◀ᑜ¡0ªᑤ◀fᡈᦋᐸ<®ᨵᑁ¦஺?¯2Y°ᦋ±ᨵᦻḄᦻ²³?´µ஺

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ᦻᢥᙠᦻ᝞ᡠ஺ShowDate&'()iOct0713:53:17CST2005᪆⚪ὃḄ!"#ᳮᘤḄ&'()*ᘤḄ+,஺⚪-./01f&'2FlowLayout!"#ᳮᘤᦑ45(newFlowLayout());"67"f.setLayout”,8+,2ᐵ:./Ḅ)*ᘤ;0<ᢥ01b,=>0ᐸ@A+,)*ᘤᣴᩗDEFGHIJᵨactionPerformed@ALMᜐᳮᦑ45”(this);7“b.addActionListener”஺ᐹQRS᝞Timportjava.awt.*;importjava.awt.event.*;importjava.util.Date;publicclassJava2implementsActionListener{Framef;Buttonb;TextFieldtf;publicJava2(){f=newFrame("ShowDate");//*********Found********f.setLayout(newFlowLayout());f.setSize(300,100);஻+,ᐵ:./Ḅ)*ᘤf.addWindowListener(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){System,exit(0);}})Lb=newButton("“)L//*********Found********b.addActionListener(this);

82tf=newTextField(30);f.add(b);f.add(tf);f.setVisible(true);}publicstaticvoidmain(String[]args){Java_2t=newJava_2();}publicvoidactionPerformed(ActionEvente){Dated=newDate();஻஺tf.setText(d.toString());JAVAᑖ/ᓫ6ᵨ23ஹᵨNetBeansᡭὃᦻMᜳTḄ⚗Java_2,⚗ḄRSᦻMJava_2.java᦮Ḅᙠ+A"஻*********F()und*********"T
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4"public(){“7"Java_2”;ᵫ<¡¢”(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){System,exit(0);}});”ḄÒÓ+,./)*ᘤᦑÍÔ47“f.addWindowListener^oᐹQRS᝞Timportjava.awt.*;importjava.awt.event.*;

83importjava.util.*;publicclassJava_2implementsActionListener{Framef;Buttonb;TextFieldtf;//*********Found********publicJava_2(){f=newFrame(zEShowDate");f.setLayout(newFlowLayout());f.setSize(400,100);஻+,./)*ᘤ(WindowListener)//*********Found********f.addWindowListener(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){System,exit(0);}})Lb=newButton("”)Lb.addActionListener(this);tf=newTextField(30);f.add(b);f.add(tf);f.setVisible(true);)publicstaticvoidmain(String[]args){Java_2t=newJava_2();}publicvoidactionPerformed(ActionEvente){Dated=newDate();஻஺tf.setText(d.toString());})JAVAᑖ/ᓫ6ᵨ24ஹᵨNetBeansᡭὃᦻMᜳTḄ⚗Java_3,⚗ḄRSᦻMJava_3.java᦮Ḅᙠ+A

84"஻*********Fourid*********"T
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85f.add(b);f.setVisible(true);}publicvoidactionPerformed(ActionEvente)(Framefr=newFrame(zEAnOther");fr.setBackground(Color,green);fr.add(newLabel(EzThisframeshowswhen"+"pressingthebuttoninButtonTest"));fr.pack();fr.setVisible(true);})JAVAᑖ/÷ᔠ6ᵨ25ஹᵨNetBeansᡭὃᦻMᜳTḄ⚗Java_3,⚗ḄRSᦻMJava_3.java᦮Ḅ[ᙠ+A"஻*********F()und*********"T
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)ᐭḄᦪḄ▤=*>(fact)ᦑ?!"fact=*x;"$"fact"஺ᐹABC᝞EFpublicclassJava_3(publicstaticvoidmain(String[]args)Stringnum;

86if(args,length>0)//*********Found********num=args[0];elsenum=5;//*********Found********intinput=Integer.parselnt(num);intresult=Java_3(input);System,out.printin(input+”Ḅ▤+"+result);}publicstaticintJava_3(intx)(if(x<0)return0;intfact=1;while(x>1)|//*********Found********fact=fact*x;x=x-1;)returnfact;))vwxFJAVA{ᑖ/}ᔠᵨ26ஹᵨNetBeansᡭὃᦻᜳEḄ⚗Java⚗)ḄBCᦻJava,java+᦮Ḅᙠ
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87dd=6.73255...¾᪆•F5⚪ὃÁḄ+ᦪÂÃÄÅÆḄ-ᣚᐵÉ஺1)5⚪aÊiËÌaa,Íiஹaa®κ᦮Äᵫ(ᙠµÏ8B)ÐᐜÒÓḄᦪÂÔÕ¬ᔣÐᐜÒ×ḄᦪÂÕ¬-ᣚᦑᙠÎaØ⌕ᐸᦪÂÃÄḄÐᐜÒÎᡂÓ(iḄᦪÂÃÄᓽÔᦑ!"a='h';"$"char"ᡈ"byte"ᡈ"short"ᡈ"int"஺2)ᵫ(Û98.99ºfloatÄᦑÎḄfÝÞºfloatÄᡠ3!"f=98.99f;"$"float”஺ᐹABC᝞EFimportjava.io.*;publicclassJava_l{publicstaticvoidmain(Stringargs[])t//*********Found********chara='h";byteb=6;inti=200;longn=567L;//*********Found********floatf=98.99f;doubledM.7788;intaa=a+i;longnn=n-aa;floatff=b*f;doubledd=ff/aa+d;System,out.println("aa="+aa);System,out.println("nn="+nn);System.out.println("ff="+ff);System.out.println("dd="+dd);})vwxFJAVA{ᑖ/â5ãä27ஹᵨNetBeansᡭὃᦻᜳEḄ⚗Java⚗)ḄBCᦻJava,java+᦮Ḅᙠ

88"஻*********Found*********"E
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¸¹ºFaa=304bb=263ff=593.94dd=6.73255...¾᪆F5⚪ὃÁḄ+ᦪÂÃÄÅÆḄ-ᣚᐵÉ஺1)ᵫ“intaa=a+i"å"chara='h'஻ÔviḄᦪÂÃÄḄÐᐜÒÞᯠ+Ó(intÃÄḄᡠÔᙠ"byte"ᡈ"short஻ᡈ஻int஻)⌱çèéºiḄº200,ÍbyteÃÄᦪÂë+T28ᑮ+127ÅÆᦑiᦪÂÃÄ1ᵨbyteᩭÎ஺ᡠ!"______i=200;஻$"short஻ᡈmto2)ᵫ(Û567LºlongÄᦑÎḄbÝÞºlongÄᡠ3!"b=567L;"$"long"஺ᐹABC᝞EFimportjava.io.*;publicclassJava_l(publicstaticvoidmain(Stringargs[])(chara='h';bytebl=6;஻*********Found********inti=200;//*********Found********longb=567L;floatf=98.99f;doubled=4.7788;intaa=a+i;longbb=b-aa;floatff=bl*f;doubledd=ff/aa+d;

89System,out.println("aa="+aa);System,out.println("bb="+bb);System.out.printin("ff="+ff);System.out.println("dd="+dd);vwxFJAVA{ᑖ/â5ãä28ஹᵨNetBeansᡭὃᦻᜳEḄ⚗Java⚗)ḄBCᦻJava,java+᦮Ḅᙠ
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¸¹ºFaa=512bb=-167ff=593.94dd=5.93883...¾᪆F5⚪ὃÁḄ+ᦪÂÃÄÅÆḄ-ᣚᐵÉ஺1ïᵫ"inti=400;"å"chara='p';"Ôvᙠa+icharÄḄᦪÂðÕ¬-ᣚᡂintÄḄᦪÂᦑa+i¦ḄḄᦪÂÃĺintÄᦑaaÎᡂintÄèéºintÄᦪÂᔣlongÄᦪÂ-ᣚÔÕ¬-ᣚᦑÝÔaaÎᡂlongÄ஺ᡠ!"aa=a+i;"$"int"ᡈlongo2ïᵫ(blḄᦪÂÃĺbyte,fḄᦪÂÃĺlong,ᙠbl*fÓÐᐜÒḄᦪÂÃÄbyteðÕ¬ᔣ×ÐÒḄᦪÂÃÄlong-ᣚᦑbl*f¦ḄᦪÂÃÄÞºlongÄñᵫ(⚪☢⌕2;ḄffóôõöᦪᡠffÎᡂfloatÄᦑ3!஻ff=bl*f;”$"float"஺ᐹABC᝞EFimportjava.io.*;publicclassJava1publicstaticvoidmain(Stringargs[])

90chara-p';bytebl=6;inti=400;longb=345L;floatf=98.99f;doubled=4.7788;//*********Found********intaa=a+i;longbb=b-aa;//*********Found********floatff=bl*f;doubledd=ff/aa+d;System.out.println("aa="+aa);System,out.println("bb="+bb);System,out.println("ff="+ff);System.out.println("dd="+dd);}}vwxFJAVA{ᑖ/â5ãä29ஹᵨNetBeansᡭὃᦻᜳEḄ⚗Java⚗)ḄBCᦻJava,java+᦮Ḅᙠ
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91ÄùÌúdoubleÄḄd,ᐸ¸¹ÞºdoubleÄᦑ3!஻dd=ff/aa+d"$"double”஺ᐹABC᝞EFimportjava.io.*;publicclassJava1{-publicstaticvoidmain(Stringargs[])(chara='x';bytebl=6;inti=100;longb=789L;floatf=98.99f;doubled=4.7788;intaa=a+i;஻*********Found********longbb=b-aa;floatff=bl*f;//*********Found********doubledd=ff/aa+d;System.out.println("aa="+aa);System,out.println("bb="+bb);System,out.println("ff="+ff);System,out.println("dd="+dd);})vwxFJAVA{ᑖ/â5ãä30ஹᵨNetBeansᡭὃᦻᜳEḄ⚗Java⚗)ḄBCᦻJava,java+᦮Ḅᙠ
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92bb=-496ff=593.94dd=5.73831...¾᪆•F5⚪ὃÁḄ+ᦪÂÃÄÅÆḄ-ᣚᐵÉ஺1)ᵫ(ÄÊ᦮ÄÅÆÔ7ᵨᦑ!஻_____a='w';஻Ô$byteᡈshortᡈcharᡈintᡈlong஺2)ᵫ(aºÄᡈ᦮Ä)Ḅûiº᦮Äᦑ*üa+iḄåḄḄᦪÂÃĺintᡈlongÄ஺ᡠ3!஻aa=a+i஻$஻int஻ᡈlongoᐹABC᝞EFimportjava.io.*;publicclassJava_l|publicstaticvoidmain(Stringargs[])(஻*********Found********bytea-w';bytebl=6;inti=500;longb=123L;floatf=98.99f;doubledM.7788;//*********Found********intaa=a+i;longbb=b-aa;floatff=bl*f;doubledd=ff/aa+d;System,out.println("aa="+aa);System.out.printIn("bb="+bb);System.out.println("ff="+ff);System.out.println("dd="+dd);})vwxFJAVA{ᑖ/â5ãä31ஹᵨNetBeansᡭὃᦻᜳEḄ⚗Java⚗)Ḅ

93BCᦻJava,java+᦮Ḅᙠ
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Ḅᵨfinalᐵᦑ⚪஻_____doubleTQIN=8.88;஻&“final”஺2)ᵫ-./01c3Ḅ4q,7⚪☢/⌕:;<Ḅ=>4q,ᦑ?஻c;஻&஻char”஺ᐹC-.᝞EFimportjava.io.*;publicclassJava1(-publicstaticvoidmain(Stringargs[])(//*********Found********finaldoubleTQIN=8.88;஻
byteb;inti;//*********Found********charc;doubled=2.79994;b=011;i=234;c=q^System.out.printlnC'TQIN="+TQIN);System.out.printIn("b="+b);System.out.println(/i="+i);

94System,out.println("c="+c);System,out.println("d="+d);cdeFJAVAhᑖ/jkl32ஹnoᵨNetBeansᡭrὃtᦻvᜳEḄ⚗yJavaz{⚗y/Ḅ|-.ᦻvJavaz,java>}~᦮Ḅ]nᙠ"஻*********Fc)und*********"EḄEᑜᙢ&ᐭᑁᯠᑤ◀Eᑜnᑤ◀ᡈᦋᐸᨵᑁ஺}ᦋ1ᨵᦻvḄᦻv¡¢y£஺⚪Ḅ⌕:>F~ᡂ-.¥¦:§ᫀ஺¦©ª«FTQ_IN=188.88b=302i=1024c=Ud=2.79994᪆F⚪ὃ¯Ḅ>ᦪ±²³Ḅ஺1)main஺´>µᱯ·Ḅ´¸>ᡠᨵḄJavaApplication-.᡻Ḅᐭ»eᡠ¼½¾µJavaApplication¿Àᨵ7ÁÂᨵµmain஺´Ã7main஺´ÄÅÆÇᦑ⚪"publicstaticmain(Stringargs»)“&"void"஺2)ᵫ-.01c3ḄÇ>4U,7⚪☢/⌕:;<Ḅ=>4U,ᦑ?஻c;஻&"char"஺ᐹC-.᝞EFimportjava.io.*;publicclassJava_l{//*********Found********publicstaticvoidmain(Stringargs[]){finaldoubleTQIN=188.88;longb;inti;//*********Found********

95charc;doubled=2.79994;b=0456;i=1024;c='U';System,out.println(/TQIN="+TQIN);System,out.println("b="+b);System.out.println("i="+i);System,out.println("c="+c);System,out.println("d="+d);cdeFJAVAhᑖ/jkl33ஹnoᵨNetBeansᡭrὃtᦻvᜳEḄ⚗yJava_2,{⚗y/Ḅ|-.ᦻvJava_2.java>}~᦮Ḅnᙠ஻஻*********Fourid*********"EḄEᑜᙢ&ᐭᑁᯠᑤ◀Eᑜnᑤ◀ᡈᦋᐸᨵᑁ஺}ᦋ1ᨵᦻvḄᦻv¡¢y£஺⚪Ḅ⌕:>FË̵-ᡭᓺ54Î஻ÏÐ!¦©ª«FÏÐÒÏÐÒÏÐÒÏÐÒÏÐÒ᪆F⚪ὃ¯Ḅ>-஺1)Java/ËÌ-ᨵÓÔ´F1ஹÕÖjava.lang.Thread²;2ஹ×ØÙ»Runnable,{Ù»Ûܵ´voidrun()஺ÝÞ“publicclassJava_2extends________஻à&“Thread”஺2)ráµ-â᡻àãᵨ¸Ḅstart஺´஺ÝÞ?;“à&"start()”஺ᐹC-.᝞EF//*********Found********publicclassJava_2extendsThread

96publicstaticvoidmain(Stringargs[])(Java_2t=newJava_2();//*********Found********t.start();}publicvoidrun()(inti=0;while(true)(System.out.printin("ÏÐÒ”);if(i++==4)break;}System,out.printlnO;cdeFJAVAhᑖ/èᓫàᵨ34ஹnoᵨNetBeansᡭrὃtᦻvᜳEḄ⚗yJava_2,{⚗y/Ḅ|-.ᦻvJava_2.java>}~᦮Ḅnᙠ"஻*********Foiind*********"EḄEᑜᙢ&ᐭᑁᯠᑤ◀Eᑜnᑤ◀ᡈᦋᐸᨵᑁ஺}ᦋ1ᨵᦻvḄᦻv¡¢y£஺⚪Ḅ⌕:>FᙠApp1et/êë4µ4Î"He11o!”஺¦©ª«Fi"#ᘤ-Java_2.dassAppletHello!Hello!Hello!Hello!஺᪆F⚪ὃ¯Ḅ>JavaAppleto1)JavaApplet¿À>java,applet.Appletᡈjavax.swing.JAppletḄí²஺ÝÞ"publicclassJava_2"à&"extendsApplet"ᡈ"extendsjavax.swing.JApplet”(⚪/Ḅ-.¥îᨵᵨimportᐵïᐭᒹjavax.swing,ᦑñᵨJApplet²◤⌕ᢣᐸᡠᙠḄᒹḄᒹ)஺

972)AppletôHTMLᦻ᫏/øùúᦪûüoᵨgetParameter(StringparamName)´Ã⚪ḄHTMLᦻ᫏/ᨵþṹ“ீPARAMNAME=numVALUE—4஻>஻num஻4஻Ḅᦪ!"#$%“Strings=getParameter();"23""num""஺ᐹ678᝞:importjava.awt.*;importjava,applet.*;//*********Found********publicclassJava2extendsApplet(-intnum;publicvoidinit()(//*********Found********Strings=getParameter("num");஻MhtmlᦻPQRSᦪnum=Integer,parselnt(s);}publicvoidpaint(Graphicsg)(for(inti=0;i

98-1□!x|*+,-.ᡂ0?¶᪆⚪ὃ¸ḄvSwing᪀PªAWTQḄ¼Pᜐᳮ஺1)ÀJava_2ÁÂActionListenerÃ¥ᦑÅᢥ©b{ƼPÇÈᘤÊËᵨÌṹb.addActionListener(this)!"#%"0(this);“23"b.addActionListener”஺2)M#$%ḄÌṹ(஻(tf);஻®ᦻ᪾ÏÐᑮ¤¥Q஻){|ᩭÓt%23"f.add”஺ᐹ678᝞:importjava.awt.*;importjava.awt.event.*;importjava.util.*;publicclassJava2implementsActionListener{Framef;Buttonb;TextFieldtf;publicJava_2(){f=newFrame("ShowWords");f.setLayout(newFlowLayout());f.setSize(400,100);஻{Æᐵؤ¥ḄÇÈᘤf.addWindowListener(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){System,exit(0);})Úb=newButton("¢£ÛÜÝ”)Ú//*********Found********b.addActionListener(this);஻Åᢥ©{ÆÇÈᘤf.add(b);tf=newTextField(30);//*********Found********f.add(tf);஻®ᦻ᪾ÏÐᑮ¤¥Q

99f.setVisible(true);publicstaticvoidmain(String[]args){Java_2t=newJava_2();}publicvoidactionPerformed(ActionEvente){tf.setText("¯°ᡂ²!");_`aJAVAbᑖ/dᓫ2ᵨ36ஹijᵨNetBeansᡭmὃoᦻPᜳ:Ḅ⚗rJava_2,t⚗rQḄu78ᦻPJava_2.javavwx᦮Ḅ]iᙠ{|}"஻*********Fcáund*********":}~Ḅ:ᑜᙢ3ᐭᑁᯠᑤ◀:ᑜiᑤ◀{|}ᡈᦋᐸᨵ~ᑁ஺wᦋᨵᦻPḄᦻPr஺⚪Ḅ⌕¡vi▅ãJava_2.java2ᵨÁäxᡂ78åæ}çè112123123412345123456¶᪆⚪ὃ¸Ḅvéêᦪëªìí~஺ᙠJavaQÁÂḄᡠîéêᦪëÁ▭ðvᵫêᦪë஻òÃ஻ᡂḄ஻ᦪëḄᦪë“஺$êᦪëóôḄõötypearrayName[][]Úᡈtype÷□arrayNameÚùtypevᦪëÀúarrayNamevᦪëá஺ûêᦪëüýᙠóôþᦪëᐗ
ᨵᑖᑁ⌕ᓄḄᐗ஺ᓄᦪᨵ!1ஹ☟᝱ᓄ!ᓽᙠ()ᦪḄ*+ᑖᑁ஺2ஹ-᝱ᓄ!./012ᑖᡈ4ᨬ6712ᑖ஺᪷9⚪;.<=(ᦪ>6@ᑡᦪ41ᑮ6CD⌴F⌱HIᵨ-᝱ᓄᦑL஻int[6]T஻஺ᯠᵫforZ[\ᑴᦪᐗḄ^_`^_ᐗab\ᑴᙠᦪ

100cdeᑁf2gforZ[\ᑴḄh@ᦪḄ^_ᡠ!

101
ᡭᓺ᦮ᦪ-1□!ᐭ᦮ᦪ32ᦪḄᑴ⊤00000000000000000000000000100000µ᪆!j⚪ὃ·Ḅh¸ᑏº»ᵨᡝ½☢஺”output.setEditable(false);”ᢣ(ᔠ᪾h☟᝱ᔠ᪾,ᐸ◤⌕IᵨaddÇᐸÈÉᘤv஺j⚪vᡃÌÍÎÏ—ÑTÒ”publicclassJava_3extendsJFrame
Ó>ÔgÑTÈÉÏ2gÑTÕÖ×zEaddWindowListener(newWindowAdapter()...“஺ÙᡃÌÈÉḄÔgÑTÕÖᘤÚ⌕ÕÖÏÑTᐵÜ“publicvoidwindowClosing(WindowEvente)...”Ý஺ᙠÑTᐵÜÝvᡃÌ⌨_Ï᦮gᵨmn"System.exit(0);“஺ᐹlmn᝞p!importjava.awt.*;importjava.awt.event.*;importjavax.swing.*;publicclassJava3extendsJFrame{publicJava3(){super("ᡭᓺáâã᦮ᦪä");Containerc=getContentPane();c.setLayout(newFlowLayout());c.add(newJLabel("^ᐭ᦮ᦪ!”))åfinalJTextFieldoutput=newJTextField(33);JTextFieldinput=newJTextField(10);input.addActionListener(newActionListener(){publicvoidactionPerformed(ActionEvente){intval=Integer.parselnt(e.getActionCommand());output.setText(getBits(val));)))åc.add(input);

102c.add(newJLabel("ᦪḄðᑴä⊤òh"));output.setEditable(false);//*********Found********c.add(output);setSize(720,70);show();}privateStringgetBits(intvalue){intdisplayMask=1<<31;StringBufferbuf=newStringBuffer(35);for(intc=1;c<=32;c++){buf.append((value&displayMask)==0?'O':'T);value<<=1;if(c%8==0)buf.append('')returnbuf.toStringO;)publicstaticvoidmain(Stringargs[]){Java_3app=newJava_3();app.addWindowListener(newWindowAdapter(){//*********Found********publicvoidwindowClosing(WindowEvente){System.exit(0);)})<}}=>?@JAVABᑖ/DᔠFᵨ38ஹIJᵨNetBeansᡭMὃOᦻQᜳSḄ⚗VJava_2,X⚗VYḄZ[\ᦻQJava_2.java^_`᦮Ḅbᓫᙠefg”11**********Found**********"FigjkḄSᑜmᙢopᐭrsᑁ

103ubᯠwᑤ◀SᑜmbIzᑤ◀efgᡈᦋ}ᐸᨵjkᑁu஺_ᦋᨵᦻQḄᦻQV஺⚪Ḅ⌕^@▅Java_2.java[\bᯠw`ᡂ[\g஺ᡠ@ᢥ⌨஺᪆@⚪¢⌕ὃ£Ḅ^¤¥ᘤ஺§Q¤¥ὅ©ª¤¥◤⌕©ª"ActionListener”¬bᡠ®¯i°±p“implements”஺JavaḄ³´ᵨᡝ¶☢^§Q¸}Ḅb¹ᵫᔜ¼ᔜ᪵Ḅ¤¥ᘤ(Listener)¾¿ᣓᣍᔜ¼§Q஺ÂÃᵫÄQÅÆÇḄi°addXXXXXListenerḄoÈᩭ`ᡂÊˤ¥ᘤ஺ÌÍÊËḄActionListener¤¥ὅ^ᜐᳮ}ЧQ஺ѧQÒObÓÒḄ§QÔÕÖ§QḄ¤¥ὅ¤¥ᑮbÓÒActionListenerÅḄactionPerformed(ActionEvente)oÈØF}ЧQbjkSystem.exit(0);ᵨÙrÃ⌨[\஺ᐹÛ[\᝞S@importjava.awt.*;importjava.awt.event.*;//*********Found********publicclassJava2extendsFrameimplementsActionListener{publicstaticvoidmain(Stringargs[]){Java_2fr=newJava_2(“Test");fr.setSize(200,200);fr.setLayout(newGridLayout(2,1));Buttonb=newButton("⌨");//*********Found********

104b.addActionListener(newJava2());fr.add(b);fr.setVisible(true);}publicvoidactionPerformed(ActionEvente){System,exit(0);}publicJava_2(Stringstr){super(str);}publicJava_2(){=>?@JAVABᑖ/ÞᓫFᵨ39ஹIJᵨNetBeansᡭMὃOᦻQᜳSḄ⚗VJava_2,X⚗VYḄZ[\ᦻQJava_2.java^_`᦮Ḅ[Iᙠefg"஻*********Fáâund*********"SigjkḄSᑜmᙢopᐭrsᑁubᯠwᑤ◀SᑜmbIzᑤ◀efgᡈᦋ}ᐸᨵjkᑁu஺_ᦋᨵᦻQḄᦻQV஺⚪Ḅ⌕^@ãäåæᦪÄÔᐸᐗéê஺g@1111222233334444᪆@⚪ὃ£Ḅ^åæᦪÄḄê஺⚪✌ᐜîïði°ñgñᑡḄåæᦪÄaMatrix,ᯠwÂóôᝅḄforö÷ᢥiîḄøùÔᐸêᑮúûü஺᜜þforö÷ÿᑴ
ḄᦪaMatrix.length
ᦪᓽ᜜Ḅᦪ4!ᙠᑁfor&'(System.out.print
/0ᦪḄᔜᐗ3ᐸᐗ35ᵫaMatrix[i][j]ᩭ⊤<=>/?@"aMatrix[i][j]"஺ᐹDEF᝞HpublicclassJava2publicstaticvoidmain(String[]args)

105int[][]aMatrix={{1,1,1,1},{2,2,2,2},{3,3,3,3},{4,4,4,4});inti=0;஻Z[intj=0;஻Z[//*********Found********for(i=0;iீaMatrix.length;i++)(for(j=0;j

106⌕ÇÈÉwindowsDÊyḄËÌÍÎÇÈWindowListenerÏ®ᦑ>?m@WindowListenerLᙠJava&ᡠᨵÑ᝞ᢥ«ᦻ¤᪾ÓÔḄÕyÍÎ⌕¢ᑮ×Frame&ᵫH☢ḄØṹf.add(be,"South")dfmÚFrameḄÇÛᦑ>/?m@newFrame()LᵫÜ⌕ᙠD°¢ÝÞ×ᢥ«ßᑖàÚ"East","South","North","West"¡“Center”,ᐸáÞ×ᢥ«ᙠØṹ&âãᡠ´ÍÎ⌕âã"East”ᢥ«,ᦑ>ä?m@"East",>Þ?ÅÝFrameḄåឋ´ᵨSetVisibleçᐸèᦪÚéêë5ÚtrueÅÝåᔲᑣÚåᦑ¤?m@true஺ᐹDEF᝞Himportjava.awt.*;importjava.awt.event.*;//*********Found********publicclassJava3implementsActionListener,WindowListener(-Framef;Buttonbe,bw,bs,bn,be;publicvoidcreate()t//*********Found********f=newFrame("Exittest");be=newButton("East");//*********Found********bw=newButton("West");bs=newButton("South");bn=newButton("North");bc=newButton("Exit");//*********Found********f.add(be,"East");f.add(bw,"West");f.add(bs,"South");f.add(bn,"North");f.add(be,"Center");be.addActionListener(this);஻Úᢥ«îËÌᘤf.addWindowListener(this);஻Úᢥ«îËÌᘤ

107f.setSize(200,200);//*********Found********f.setVisible(true);publicstaticvoidmain(Stringargs[])(Java_3fa=newJava_3();fa.create();publicvoidactionPerformed(ActionEvente)System.exit(0);஻ÇÈ®ᐵ³óô)!publicvoidwindowOpened(WindowEvente){}publicvoidwindowClosing(WindowEvente)System.exit(0);஻ÇÈ®ᐵ³óôö!publicvoidwindowClosed(WindowEvente){}publicvoidwindowlconified(WindowEvente){}publicvoidwindowDeiconified(WindowEvente){}publicvoidwindowActivated(WindowEvente){}publicvoidwindowDeactivated(WindowEvente){}defJAVAiᑖ/øᔠmᵨ41ஹpqᵨNetBeansᡭuὃwᦻyᜳHḄ⚗|Java_3,~⚗|&ḄEFᦻyJava_3.java᦮Ḅúᙠ"஻**********Found**********”HḄHᑜᙢ@ᐭᑁᯠᑤ◀Hᑜpᑤ◀ᡈᦋᐸᨵᑁ஺ᦋZᨵᦻyḄᦻy¡¢|£஺¤⚪Ḅ⌕ᙠf§"EXPTᢥ«¬®¯°±Ḅᐵ³ᢥ«´ᐵ³®஺EFµḄ¶☢᝞¸ᡠ<஺

108º᪆¤⚪ὃ¼ḄAWT¸¿ᓄᵨᡝ¶☢(GUI)EFÅÆ஺ÊyËÌὅÇÈËÌ◤⌕ÇÈᐸÉmÏ®ýþÿᵨᑮᡠ◤⌕WindowListener஺ᙠAWTᑭᵨ᪀⌼#$ᩭ&'ᓄ)*+஺,-System.exit(0);89:;<=⌨?஺ᐹ):;᝞BCimportjava.awt.importjava.awt.event.*;//*********Found********publicclassJava_3implementsActionListener,WindowListenerFramef;Buttonbe,bw,bs,bn,be;publicvoidcreate()f=newFrame(Z/Exittest");be=newButton("East");bw=newButton("West");bs=newButton("South");bn=newButton("North");bc=newButton("Exit");f.add(be,"East");f.add(bw,"West");f.add(bs,"South");f.add(bn,"North");f.add(be,"Center");be.addActionListener(this);஻ᢥ^_`ᘤ

109f.addWindowListener(this);f.setSize(200,200);f.setVisible(true);publicstaticvoidmain(Stringargs[])(//*********Found********Java_3fa=newJava_3();fa.create();}publicvoidactionPerformed(ActionEvente)//*********Found********System.exit(0);஻ᐵkl8}publicvoidwindowOpened(WindowEvente){}publicvoidwindowClosing(WindowEvente)//*********Found********System.exit(0);஻ᐵkl8publicvoidwindowClosed(WindowEvente){}publicvoidwindowlconified(WindowEvente){}publicvoidwindowDeiconified(WindowEvente){}publicvoidwindowActivated(WindowEvente){}publicvoidwindowDeactivated(WindowEvente){}pqrCJAVAsᑖ/uᔠwᵨ42ஹz9ᵨNetBeansᡭ|ὃ~ᦻᜳBḄ⚗Java_2,⚗Ḅ:;ᦻJava_2.java᦮Ḅᓫᙠ_஻஻**********Found**********"B,-ḄBᑜᙢ#ᐭ<ᑁᯠᑤ◀Bᑜzᑤ◀_ᡈᦋᐸ¡ᨵ,-ᑁ஺£¤¥¦ᦋ§¨ᨵᦻḄᦻ©ª£«¬஺⚪Ḅ⌕¯C▅±Java_2.java:;ᡂ:;Ḅ³ᑏ஺µ¶·C

110123456123451234123121»᪆•C⚪ὃ¾Ḅ¿ÀᦪÂÃÄÅ,-஺ᙠJavaḄᡠÆ¿ÀᦪÂ▭ÈᵫÀᦪÂ஻Ê஻ᡂḄ஻ᦪÂḄᦪÂᵫforÄÅËᑴᦪÂᐗÎḄÏ?ÐÏ?ᐗÎÑÒËᑴᙠᦪÂÓÔÕᑁÖ×ØforÄÅËᑴḄᑡḄÏ?ᡠÚ“aTriangle[i].length”஺ᵫÝ⌕Ï?᦮ØᦪÂᡠÖ×ØÚw஻aTriangle[i][k]஻஺ᐹ):;᝞BCpublicclassJava2{publicstaticvoidmain(String[]args){int[][]aTriangle=newint[6][];inti=0;intj=6;intk=0;for(i=0;i

11143ஹz9ᵨNetBeansᡭ|ὃ~ᦻᜳBḄ⚗Javaí⚗Ḅ:;ᦻJavaí,java᦮Ḅᓫᙠ_"஻**********Found**********"B,-ḄBᑜᙢ#ᐭ<ᑁᯠᑤ◀Bᑜzᑤ◀_ᡈᦋᐸ¡ᨵ,-ᑁ஺£¤¥¦ᦋ§¨ᨵᦻḄᦻ©ª£«¬஺⚪Ḅ⌕¯CᗐJavaí,javaᦻïðµ9:;Ï?¶·᝞BC
ᘤ-Java_l.classApplet23ᩭ56Java78ὃ9.»᪆C⚪ὃ¾ḄAppletḄ9ᵨ஺ᙠHTMLᦻ᫏ôõApplet᪗÷ᢣùJavaú:;ᙠApplet᪗÷codeᵨᩭᢣùJavaú:;ᦻêcodebaseᵨᩭᢣùJavaú:;£«Ḅûü஺ᙠHTMLᦻ᫏ôõparam᪗÷ᔣJavaú:;þ⌴ᦪ஺ᙠparam᪗nameឋᵨᩭᢣJavaḄᦪvalueᵨᩭᢣᦪ஺᜜⚪"ὃ$%Graphics,Ḅ-ᵨ஺Graphics,./%012ᙊ4᪵Ḅ6ᓫ89,:Ḅ;<᜜=./%>?ᦻḄ;<஺A%Bᑴ⌕EᨵGHᨵᦔḄJKL᛻(ᵫGraphics,ḄGHPQ⊤?)஺TAGraphics,UGHVWḄX,YZ[\]^PQᓄ஺GHᐹaḄPQ^GHbcdefgᯠijAGHᦪk⌴mᑮGHbcḄupdate()2paint();<஺4qH;?ᦻḄPQ}qHᢣᦻᙶ᪗Ḅ᦮:jAᦪ஺publicvoidpaint(Graphicsg)g.drawString"Javaὃ“25,25;

112☢ᑡḄ¢ṹ>?%ᙠpaint();<ᑁ¤ᵨdrawString();<஺4HQ¢ṹᙠpaint();<Ḅbc>?஻Javaὃ!஻x2yᙶ᪗ᢣ¨ᦻ᪾ª«¬®஺Applet᝞«:importjava,applet.*;importjava.awt.Graphics;//*********Found********publicclassJava_lextendsApplet{publicvoidpaint(Graphicsg)(//*********Found********g.drawString(஻ᩭJava±²ὃ!”25,25);HTML¢ṹ᝞«´µ¶·´JAVAbᑖ/X¹j44ஹ»¤ᵨNetBeansᡭὃ½ᦻcᜳ«Ḅ⚗ÀJava_2,Á⚗ÀḄÂᦻcJava_2.javaUZÃ᦮Ḅ⍝ᙠÅÆÇ“II**********Found**********"FGDZÈḄ«ᑜ1ᙢ;ËᐭÍÎᑁÏᯠiᑤ◀«ᑜ1»Òᑤ◀ÅÆÇᡈᦋÕᐸ×Øᨵ±ÈᑁÏ஺ÙÚÛZÜᦋÝÞᨵᦻcḄᦻc}ÙßÀà஺⚪Ḅ⌕EU´▅âJava_2.javaÁUᙠFramedeGHᢥä஺ÃᡂfæÇçÜèéA´ᢥ஻Î஻ᢥäᐵëìífèîḄæÇ஺ï᪆´⚪ὃ$ḄUñòḄó2ôcõö஺

113óñòḄK÷A´øùúᩗ▲ýclass,_extends᱄,ý஺ᦑ
"extends”஺JavaḄᵨᡝ☢Ḅᵫᔜᔜ᪵Ḅᘤ(Listener)ᣓᣍᔜ஺!ᵫ"#$%Ḅ
&addXXXXXListenerḄ'(ᩭ*ᡂ,-ᘤ஺./,-ḄActionListenerὅᜐᳮ3஺456785Ḅ9:;Ḅὅᑮ85ActionListener#ḄactionPerformed(ActionEvente)'(=3>?System.exit(0);ᵨ@A!⌨CDE஺ᐹGDE᝞IJimportjava.awt.*;importjava.awt.event.*;//*********Found********publicclassJava2extendsFrameimplementsActionListener{publicstaticvoidmain(Stringargs_`){Java_2fr=newJava_2("Hello!”);fr.setLayout(newFlowLayout());fr.setSize(200,100);fr.setBackground(Color,blue);Buttonb=newButton("MN")L//*********Found********b.addActionListener(newJava2());fr.add(b);fr.setVisible(true);}publicvoidactionPerformed(ActionEvente){System,exit(0);)publicJava_2(Stringstr){super(str);}publicJava2(){PQRJJAVASᑖ/Vᓫᵨ

11445ஹ\]ᵨNetBeansᡭfὃ6ᦻᜳIḄ⚗kJava_3,q⚗krḄsDEᦻJava_3.javav*᦮Ḅᓫᙠyz{"஻**********Found**********"I
{>?ḄIᑜᙢ'ᐭAMᑁᯠᑤ◀Iᑜ\ᑤ◀yz{ᡈᦋᐸᨵ>?ᑁ஺7vᦋᨵᦻḄᦻk஺⚪Ḅ⌕J▅¡Java_3.javaDEqDEᑭᵨ£¤#ᵨ¥¦஺*ᡂDE§{ᡠ©ª«J¬®6¯°:²³´µ®¶᪆J⚪ὃ¸Ḅ£¤#¹'(஺£¤#¯º»²ᩭ¼½#¾¿Ḅ#஺£¤#!ÀᒹÂ
&ᡈÃ&£¤'((Äᨵ'(ÅÆÇᨵ'(G)஺ᡃÉÊË᪷Í.
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abstract஺Ñ«getDescription()ᙠ£¤#Personr'(ÅÆËᑖשØÇᨵ'(G஺Student#¾¿£¤#Person#¥ÚᐸNÛḄ£¤'(஺NÛ¾¿ḄÜ«JÝÞßᩗ▲âclass#Ýextends᱄#â஺ᐹGDE᝞IJimportjava.text.*;publicclassJava_3{publicstaticvoidmain(StringÝâargs){Personp=newStudent("¬"”²³´µ®”)ìSystem,out.printin(p.getNameO+”,"+p.getDescription());abstractclassPerson{publicPerson(Stringn){name=n;}஻*********Found********publicabstractStringgetDescription();publicStringgetName(){returnname;

115privateStringname;//*********Found********classStudentextendsPerson{publicStudent(Stringn,Stringm){super(n);major=m;}//*********Found********publicStringgetDescriptionO{return”®6¯°:"+major;}privateStringmajor;)PQRJJAVASᑖ/óᔠᵨ46ஹ\]ᵨNetBeansᡭfὃ6ᦻᜳIḄ⚗kJava_2,q⚗krḄsDEᦻJava_2.javav*᦮ḄÅᙠyz{"஻**********Found**********”I
{>?ḄIᑜᙢ'ᐭAMᑁᯠᑤ◀Iᑜ\ᑤ◀yz{ᡈᦋᐸᨵ>?ᑁ஺7vᦋᨵᦻḄᦻk஺⚪Ḅ⌕J▅¡Java_2.javaDEqDE9÷ø
&ùú஺*ᡂDE§{ᡠ©û«JfAWTTestüý6n.þ2|Button3|Rÿ
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"#$%஺᪀⌼Ḅ&'()&*+,☢.ᨵ01)23456ᱯ8Ḅᐸ:⌕<ᵨ>?ᓄABḄᡂᕒEF஺ᦑH5IJ஻Java_2஻஺JavaḄQRᵨᡝT☢"#UVḄWᵫᔜ6ᔜ᪵Ḅ$%[“Listener”efᣓᣍᔜ6"#஺ijᵫk#)lmḄ5naddXXXXXListenerḄᩭrᡂst$%ᘤ஺vwSystem,exit(0);j⌨஺ᐹ᝞importjava.awt.*;

116importjava.awt.event.*;publicclassJava_2extendsFrameimplementsWindowListener{//*********Found********publicJava_2(){setLayout(newFlowLayout());add(newButton(''Button1"));add(newButton("2"));add(newButton(''Button3"));//*********Found********addWindowListener(this);publicstaticvoidmain(Stringargs[]){Java_2window=newJava_2();window.setTitle("AWTTest");window.pack();window.show();publicvoidwindowClosing(WindowEvente){System,exit(0);publicvoidwindowClosed(WindowEvente){}publicvoidwindowOpened(WindowEvente){}publicvoidwindowlconified(WindowEvente){}publicvoidwindowDeiconified(WindowEvente){}publicvoidwindowActivated(WindowEvente){}publicvoidwindowDeactivated(WindowEvente){}¬®JAVA°ᑖ/²ᓫ´ᵨ47ஹ¸ᵨNetBeansᡭ»ὃ¼ᦻ#ᜳḄ⚗ÀJavaÁ⚗ÀÂḄÃᦻ#JavaÁ,javaÄr᦮ḄᓫᙠÇÈ஻஻**********Found**********"5vwḄᑜÊᙢJᐭÍᑁÏᯠÑᑤ◀ᑜʸÔᑤ◀ÇÈᡈᦋVᐸ×ØᨵvwᑁÏ஺ÙÚÛÄÜᦋEÝᨵᦻ#Ḅᦻ#&ÞÙßÀà஺⚪Ḅ⌕áᢥᑡãäᡭᓺ

117æçèétJavaὃêÇëᙠìḄ'íîÂÄïᨵIã஺᪆•⚪ὃḄìãä஺✌ᐜóôJavaÂìᑮö÷vwᵨSystem.out.println();vwø᝞System.out.printin("æç”)ᑣ⊤ûᙠö÷ìæç஺ᐸüóôý4'íḄᵨ஺ý4'íþÿᩨ(\)ᜮ᝞஻

118஻⊤ᣚ஺ᐹ᝞஻ᵨᡭᓺ!publicclassJava1(-publicstaticvoidmain(Stringargs[])(//*********Found********System.out.println("#$

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121Java

122ὃ)“);,-.JAVA/ᑖ/234548ஹ89ᵨNetBeansᡭὃ:ᦻ<ᜳḄ⚗@Java_2,A⚗@BḄCᦻ

123Testing-In]xPleasepressme!᪆3⚪⌕ὃḄDrsᘤ஺JavaḄᵨᡝ☢D<]Ḅ{|ᵫᔜᔜ᪵ḄrsᘤListenerᣓᣍᔜ<஺¡ᵫ¢

124));//*********Found********fr.setVisible(true);classHandleButtonimplementsActionListener(publicvoidactionPerformed(ActionEvente){System,out.printin(^Thebuttonispressed!/z);}),-.JAVA/ᑖ/åᓫçᵨ49ஹ89ᵨNetBeansᡭὃ:ᦻ<ᜳḄ⚗@JavaèA⚗@BḄCᦻ

1254!Ḅ0156Ḅ78ᙠ!$9:&$'();<⌕ᵨnewXxxxO'()ᡠᨵ!Ḅ0156ᐳG!)ᐸḄ஺ᦑIJKLMNḄx,y,zᙳ01)TUᦪW஻Variablev=new______b'Ḅdᵨ'(VariableḄ