7_`a3bcᦪeḄf '(10)123〉 6ᫀ3জ┯kmfinalnopqrsᓄuvwxyzᦋ|finalnoḄ}ঝ┯k3~▲ᵨᦪeᐗ(b[10])ᦋ3=ᦋᑏঞ┯k3ᦪe.᪗ᑏ(ᨵkᦋ:ᦋᡂa[l][1]=5_`a3ᦪeḄbc11)123〉 6ᫀ3ᔣoᦪeḄḄᦪ᪀x*ᜐᔣo Ḅ¡ᐗ¢£ᔣo ¤¥¦§¨©ᵨḄᦪᜐᳮ«y¬ᔣoᐕ¯x*°ᐗᐳḄn²ᦪe.☢Ḅ´µ.〉ᵨᔣo3জ◤⌕ᜐᳮḄ£ᦪ¸x¹ºᑡ Ḅᐗ¢£ᡈ½¾⊤᳛Á£ঝ◤⌕"x*Ḅ£eᔠᡂᦪᑡঞ◤⌕Ã⚣ÅḄ£ᑡ ᐗḄÆᐭᑤ◀টÊ©◤⌕¹Ëᑡ Ḅ£ᡈᐸÍḄÎÏbcঠ◤⌕ᙠx*ḄÐÑ⌴ᜧoḄᦪডVectorḄ'(Õᦪe⌕Ö¨× ᵨØÙᨵ¹ḄÚ▲ឋÜᐸ Ḅ£xyÝᓫᦪ°ßàᙠ.☢Ḅ´µ. ᵨᦪeáâᔠ〉3জᑡ ḄᐗÝᓫᦪ°Ḅᦪঝᑡ ᐗḄᦪ¸Õ½¾ã¹Æᐭஹᑤ◀ÎÏbcáâå_`a3ᔣoæᦪeḄçè12)123〉 6ᫀ3জsi.equal(s2);ঝsi+=s2;ঞsi.length();13)123〉 6ᫀ3©oḄᦪ}ᡈᦪÊëìᙠḄ î ¢xïᦋnnoḄᦪ}ᡈᦪᙠḄ î ½¾ᦋn.☢Ḅ¹ð§ñno3charch='a';nochḄrsᦪ}Á‘a',m §.☢Ḅõ}3ch='b';ᑣchḄᦪ}ᦋnÁ'b'_`a3ñnoñ©oḄçè14)123〉 6ᫀ3ñ÷ñḄᑡJava Ḅñ÷ᑖÁString⊤ûḄñ÷©oStringBuffer⊤ûḄñ÷noýᜧ15)123〉 6ᫀ3StringḄconcat()'(,-þÿ ḄStringᦋStringBufferḄappend() ᙠStringBuffer!" ☢$%&'ᦋ()ᨵḄ+,-.StringḄconcat() 1StringBufferḄappend() 23Ḅ45
8 ᑨ⚪ᫀ189:.;᧕=>ᫀ.┯A=+,-.BC ᵨEFḄprivateHIJKL289:.;᧕=>ᫀ.NO=+,-.!JP ḄQR389:.;᧕=>ᫀ.┯A=+,-.ᙠQRTᡂᕒWXᩗ▲[⛲]^_`abcdabḄ`e▲489:.;᧕=>ᫀ.NO=+,-.-ghḄiᵨ589:.〉T=>ᫀ.┯A=+,-.lmnprivateḄᡂᕒopq`TḄ WX689:.;᧕=>ᫀ.┯A=+,-.ḄHIJ&sBnprivate789:.;᧕=>ᫀ.NO=+,-.ᐵvextendsḄiᵨ889:.;᧕=>ᫀ.┯A=+,-.lmnpublicḄᡂᕒ]^q|}ᵨ~TḄ!"WX989:.;᧕=>ᫀ.NO=+,-:new}Ḅiᵨ1089:.〉T=>ᫀ.┯A=+,-.staticHIJ⊤Ḅ1189:.;᧕=>ᫀ.┯A=+,-.Javaᢝ_1289:.;᧕=>ᫀ.NO=+,-.protectedḄHIJᡈ opᵫlmJᡈ ḄᐸWX1389:.;᧕=>ᫀ.NO=+,-.Ḅឋ.1489:.;᧕=>ᫀ.NO=+,-.Ḅᭆ1589:.〉T=>ᫀ.┯A=+,-.¡ᨵ¢£¤ᵨḄ᪀⌼§ᦪJava©ª¤ᵨḄ«ḕ᪀⌼§ᦪ◚£¤ᵨ81689:.;᧕=>ᫀ.NO=+,-.⌚°Ḅᭆ1789:.〉T=>ᫀ.┯A=+,-.pḄ᪀⌼§ᦪᯠc᪀⌼§ᦪ]^²³super´ᵨ¤ᵨḄ᪀⌼§ᦪ1889:.;᧕=>ᫀ.NO=+,-.finalpq&'finalTḄᡠᨵ ¶·◚£Ḅfianl1989:.;᧕=>ᫀ.┯A=+,-.¸"◤⌕HIᓄ!"Ḅ¼½!"pqHIᓄḄ¾¿ᐹÁ2089:.;᧕=>ᫀ.NO=+,-.ᑁÃḄᭆ⌱⚪ᫀ189:.;᧕=>ᫀ.D=+,-.OOPÇᦪÈP ÉÊË&'Ìn!"Ḅᒹ!"ḄᦪÈP qÎÏᙢὶÒᙠ&ÓÔ!!"◚ÕᨵÖᜐ289:.;᧕=>ᫀ.B=+,-.!"23ḄØᐵÒ·.“ᒹÚ”ஹ“”ஹ“ᐵὶ”389:.〉T=>ᫀ.B=+,-.“ÝÞᜧà”·c·“ᜧà”ḄHI!"áâ23¡ᨵḄᐵÒ489:.〉T=>ᫀ.A=+,-.☟ Ḅ¤ᵨ589:.;᧕=>ᫀ.AB=+,-.ᙠJavaTturePfalse¶·æᑏd¡ᨵsizeofÔ᪵Ḅᐵv
9689:.〉T=>ᫀ.C=+,-.this´ᵨḄiᵨ789:.〉T=>ᫀ.B=+,-.᪀⌼§ᦪ·&'ᱯíḄ ᵨE!ḄHIJËîïðᓄ889:.〉T=>ᫀ.ACD=+,-.lmñᵨᐵvstatic989:.〉T=>ᫀ.C=+,-.ÇJmᦋᡂstaticintm·ón fun8·☟Ḅ1089:.;᧕=>ᫀ.D=+,-. main8opôõ&'öL1189:.;᧕=>ᫀ.C=+,-.++}Ḅiᵨ1289:.〉T=>ᫀ.B=+,-.ᦪøïðᓄ ᐸᡠᨵᐗúḄLn01389:.;᧕=>ᫀ.B=+,-.ᐵvfinal⊤m&'!"ᡈJᙠïðᓄ p[ᦋ1489:.〉T=>ᫀ.C=+,-.lmnstaticḄ pWXûstaticᡂᕒ1589:.;᧕=>ᫀ.B.private=+,-.püýWXáḄḄprivateᡂᕒ1689:.〉T=>ᫀ.C.protected=+,-.finalize Ḅ¤ᵨ1789:.〉T=>ᫀ.D.staticprivate=+,-.final ḄQRþÿ ᦋᘤᢥᓄ18᧕ᫀB !"ឋ$%&'ᵨᡂ*+19〉.ᫀB /0Ḅᭆ320〉.ᫀA 70Ḅᭆ321〉.ᫀABCD :ᡂᕒ<=>22᧕ᫀC /0?70Ḅᭆ323᧕ᫀD $ᵨAឋCDEswitchLMḄ$ᵨ24᧕ᫀB OPQRSᙠUVWXYQZᵨ[\]^⚪ᫀ1᧕ᫀ_`Sa_bc.ḄᱥᳮfᙠghSijklmga__`Ḅo?`a0Sᡠᨵgrs0t_`ḄghḄuh?vᐳᱯyஹV*Ḅ{ᔠ}“”S0“\⁐Ḅᵬ'’RS0Ḅ\]_}gh ghஹ_`?0Ḅᭆ3ᐵl2〉.ᫀuhS◀Ẇgh.ᐵḄ⌕ḄᡈᨚW ὃ⇋Ḅ£ᑖ¥¦¦u§¨Ẇ©ªᨵᐵḄ_«ឋḄᑁ®ὃ¯Ḅ\°±Ẇ^²uh³]lmḄµᑜᑖ*·¸]£ᑖ¹ZµºᡂḄ²?»¼ᦪ¾uh¿lm.◤⌕ᜐᳮḄᦪ¾?Âᦪ¾ÃḄĪÅᔠᙠ\Æ᪷¾ᐸµஹឋ«ஹªᵨÉÊËuhᡂ sḄuhᦪ¾0tÌ]uhᦪ¾0tÍᒹÏEᦪ¾ÐᒹÏE┐gÂᦪ¾ḄᣴᩗĪᦪ¾uhSgÔ²uhÕ*Ö×ஹÕ*ᔠᳮḄuh^☢ᔣgh%&ÚÛ$ᵨᦪ¾uhḄ^ᩭÝ᪀Ḅ0ஹgh?^ uhḄᭆ3uhḄ_a3〉.ᫀßàSᢣᑭᵨuhᦪ¾0t³ᦪ¾?ãÔᦪ¾ḄĪßàᙠ\Æᦪ¾äåᙠuh0tḄᑁ£lmḄᐸæ£ᑖçᨵè²ᒹéᙠᦪ¾☢ḄᣴᩗĪXë]uhᦪ¾0tìí?ìᙠ☢ᔣghḄîi.uhᦪ¾0tSᵨ“0”☢ᔣgh©ᐹ+ᳮð?ÄñḄÅ᪀ᩭò⊤ḄÌ]0ôõßàEᐵḄᦪ¾?Ī ßàḄᭆ3ßàḄ_a
104〉.ᫀ$ᵨuh+®ᨚW◀᪶ø=⚪ᐵḄúûü⁚SÚÛ©ª+®{.ᙠþÿᐵஹ⌕ḄᑖᑮḄᳮ⚪ḄᾭḄᵨᵨ !ᦪ#Ḅ$ᐰឋஹ'(Ḅ)*ឋ +,-.ᙽḄ ᵨឋ01,-23Ḅ4ᩖឋ!,-ᦔ᳛89:;<=>?8 Ḅ@5BCD=〉FGᫀ=Java3LFᵨḄMᑖN'(OPḄM8ᵨᡝOPMRS'(OPḄMTJavaUVWXḄஹYZOP[ḄMᓽJavaM]FḄMᵨᡝWOPMTᵨJavaUVḄ,-^ᕒ᪷#ᡠ◤⌕cdḄᱯO⚪ḄᱯOfgWhijஹOPḄM;<=Java3LFᵨḄ'(OPM8ᵨᡝOPMḄᭆl6BCD=〉FGᫀ=>?noTᵨabstractu⛲wOPḄno>?noxᨵnoᜮ{ᨵᐹ}Ḅno}ᵨ>?no N~᱄MḄᡠᨵMO(Ḅ~◚[noFᐹ}Ḅṹ⁚>?noOPᙠ>?MF>?MḄM ᱄MḄ>?noᐹ}Ḅno};<=>?noḄᱯ+☟noᜐᳮḄ7BCD=᧕Gᫀ=MḄ¢£?¤Tᐸ¦MḄ?§¨ᑣªᯠ¦MḄ?ªOTḄM?;<=¦M8MḄᐵ'8BCD=〉FGᫀ=“T”T¯°ឋ£M?Mᢥ᱄M?M²~᪵´µ“ᨵ”T¶ᔠឋMḄ?F ᒹ¹£ᡈ»£ᐸ¼M?½¿À“ᨵ”ÁᔣÃ;<=¯°ឋ8¶ᔠឋḄÄÅ9BCD=〉FGᫀ=ᨵÇSnoজᵨ¦MÉᵨÊᙢÉᵨ¦M?ঝᵨMÉᵨÊᙢÉᵨM?ঞᵨ¦MÉᵨᢣᔣ£M?T$ᐰḄÏNM?¤Tᐸ¦MḄ?টᵨMÉᵨÉᔣ¦MÑÒTUo┯ÔMÉᵨᐜÁᣚᡂ£¦MÉᵨ;<=M?ᔣ¦M?ḄÁᣚ10BCD=〉FGᫀ=ᨵÚ=জ¹ᑁMḄMᙠÜÝÞN¢£ᑁMßᡂ£àáḄ.classᦻåµঝᐹᨵMæḄᑁM OPNpublic,protected,ᒹïᡈprivate,ᐸᵨ▲ᑴ8MḄᐸ¼ᡂᕒò~µঞN[ïMḄthisÉᵨ ᵨ“Mæ.this”µটMôõö÷ḄᑁMḄ?µঠᑁM ùNstatic,staticᑁMªïMḄústaticᡂᕒ3Lij⚪Gᫀ1BCD=〉FGᫀ=û3L=Student.javaclassStudent
11privateStringstudentld;privateintclassic1;privateStringstudentName;privatecharstudentGender;privateintstudentAge;StringgetStudentId(){returnstudentld;}intgetclassld(){returnclassld;}chargetStudentGender(){returnstudentGender;}StringgetStudentName(){returnstudentName;}intgetStudentAge(){returnstudentAge;}chargetStudentAge(){returnstudentAge;}booleansetStudentAge(intnewAge){if(newAge>0&&newAge<130){studentAge=newAge;returntrue;}else(System.out.printin(“)Returnfalse;}))2)〉ᫀChuangjian.javapublicclassChuangjian(publicstaticvoidmain(Stringargs[]){StudentdemoStudent=newStudent();))classStudent(privateStringstudentld;privateintclassld;privateStringstudentName;privatecharstudentGender;privateintstudentAge;StringgetStudentId(){returnstudentld;}
12intgetClassId(){returnclassld;}chargetStudentGender(){returnstudentGender;}StringgetStudentName(){returnstudentName;)intgetStudentAge(){returnstudentAge;}booleansetStudentAge(intnewAge){if(newAge>0&&newAge<130){studentAge=newAge;returntrue;}else{System.out.println("!");returnfalse;}1)Ḅ!3.)〉ᫀChuangj.javapublicclassChuangj(publicstaticvoidmain(Stringargs[]){StudentdemoStudent=newStudent("008",892,,m',''5feR^n,19);System.out.println(demoStudent.toString())#l)classStudent(privateStringstudenlld;privateintclassld;privateStringstudentName;privatecharstudentGender;privateintstudentAge;StringgetStudentId(){returnstudentld;)intgetClassId(){returnclassld;}chargetStudentGender(){returnstudentGender;}StringgetStudentName(){returnstudentName;)intgetStudentAge(){returnstudentAge;}
13booleansetStudentAge(intnewAge){if(newAge>0&&newAge<130){studentAge=newAge;returntrue;)else{System.out.println("$”)#returnfalse;})Student(Stringid,intclsld,chargender,Stringname,intage)(studentld=id;//studentld=newString(id);classic!=clsld;studentName=newString(name);studentAge=age;studentGender=gender;)publicStringtoStringO{return"%&
14"+"'"+this.getStudentld+”\t*'"+this.getClassId+%,-“+this.getStudentName()+”\tឋ/”+((this.getStudentGender())=='m'?"ᵱ“:““)+n\t”+this.getStudentAge();})456᪀⌼9ᦪ4).:ᫀYonghu.javaimportjava.applet.*;importjava.awt.*;importjava.awt.event.";publicclassYonghuextendsAppletimplementsActionListener{LabelnumberPrompt;LabelpasswordPrompt;LabelbalancePrompt;LabelconnectNumberPrompt;TextFieldnumberTfd;TextFieldpasswordTfd;TextFieldbalanceTfd;TextFieldconnectNumberTfd;TextAreainfoSummary;ButtoncreatePhoneCardBin;PhoneCardmyCard;publicvoidinit(){numberPrompt=newLabel'ᓱ')passwordPrompt=newLabel(">ṹ")#
15balancePrompt=newLabel@'AB)connectNumberPrompt=newLabelCᐭ'ṹ)numberTfd=newTextField(lO);passwordTfd=newTextField(5);passwordTfd.setEhoChar('*');balanceTfd=newTextField(5);connectNumberTfd=newTextField(5);infoSummary=newTextArea(8,30);createPhoneCardBtn=newButton(“F”);add(numberPrompt);add(numberTfd);add(passwordPrompt);add(passwordTfd);add(balancePrompt);add(balanceTfd);add(connectNumberPrompt);add(connectNumberTfd);add(createPhoneCardBtn);add(infoSummary);createPhoneCardBtn.addActionListener(this);}publicvoidactionPerformed(ActionEvente){try{myCard=newPhoneCard(Long.parseLong(numberTfd.getText()),Integer.parseInt(passwordTfd.getText()),Double.parseDouble(balanceTfd.getText())»connectNumberTfd.getText());infoSummary.selText(myCard.toString());)catch(NumberFormatExceptionnfe){infoSummary.selText("GᐭᦪHIJ┯L@MNO”)#numberTfd.setText(',u);password?fd.setTexbalanceTfd.setText('M,);connectNumberTfd.setText("n);}}}classPhoneCard{longcardNumber;privateintpassword;doublebalance;StringconnectNumber;booleanconnected;PhoneCard(longcn,intpw,doubleb,Strings){cardNumber=cn;password=pw;if(b>0)balance=b;elseSystem.exit(l);connectNumber=s;
16connected=false;}booleanperformConnectionlongcn,intpw {ifcn==cardNumber&&pw==password {connected=true;returntrue;}else{connected=false;returnfalse;} doublegetBalance {ifconnected Returnbalance;elsereturn-1;}voidperformDial {ifconnected balance-=0.5;}publicStringtoStringO{Strings="ᵯRᓱCᐭ'ṹn+connectNumber+"
17ᵯRᓱᓱ'n+cardNumber+”
18ᵯRᓱ>ṹ:"^password+”
19ᒕATB"+balance;ifconnected returns+"
20ᵯRUCV”W#elsereturns+n
21ᵯRXCV”W;}}thisZᵨḄ\ᵨ5 ஹ6 ஹ7 ஹ8 Ḅ^ᫀᶍ`abᑨ⚪ᫀ1 c᧕#ᫀ┯Lefghijklmnᡠᨵᵨᡝ◤⌕Ḅ┯Lᜐᳮ2 c᧕#ᫀvwxy☄Ḅᭆ|3 〉#ᫀvw#}ᵨḄ~ᜐᳮ4 c᧕#ᫀ┯L#gᔲg5i@Ḅᙽ5 〉#ᫀvw#JavaᜐᳮḄᑴ6 c᧕#ᫀ┯L#tryᙽ☢Ḽgᡈcatchᙽ@catchᙽᢣ5ᣓḄ@¡ᒹ£gᜐᳮ7 〉#ᫀvw#ᙠᨬgcatchᙽg⌱Ḅfinallyᙽ@§¨ᔲ@©«8 c᧕#ᫀvw#«¬lḄᜐᳮ9 c᧕ᫀvw#®Ḅᭆ|10 〉#ᫀ┯L#®@¯ᑴ°±²Ḅtryᙽ⌨@«try
22ᙽ〉±Ḅcatchᙽᜐᳮ¸¹ºᙠW⌱⚪ᫀ1Wc᧕#ᫀB#½¾tryᙽḄᜐᳮ@ᙠᨬgcatchᙽÁ«2Wc᧕#ᫀA#ᜧᦪiÆÇᣓError!3W:〉#ᫀBC#catch¸ExceptioneWḄᵨᜐ4Wc᧕#ᫀA#\ᵨfinallyᙽḄÔÕ5W〉#ᫀAD#ØoneMethodvÛ«@ᑣcatch¸ArrayIndexOutOfBoundsExceptioneWecatch¸ExceptioneWái«6W〉#ᫀBC#⌱⚗BeC©\ᵨthrowsTimedOutException,¡ExceptionTimedOutExceptionḄè7Wc᧕#ᫀD#:ArrayOutOfBoundsExceptionJava⚜5íḄᜐᳮ@îArrayOutOfLengthExceptioni8Wc᧕#ᫀC#±@ᙠgfthrowòᵨᩭ⊤õgᜐᳮò®9W〉#ᫀCD#ExceptionNullPointerExceptionḄè@¡finallyᙽáògù«10W〉#ᫀBCD#¹lOExceptionᙽ«@ûᨵüý“location1"ò½¾;ᐸÿḄ⚪ᫀ1᧕ᫀজᜐᳮᵨᩭᜐᳮ !"#$%Ḅ&' ᡠ)⌕+,-ᘤ,ᑏὅ12ᜐᳮ3ঝ56Ḅ7ᑴ9᪀;Ḅ7ᑴ<=>?@ᨎ ᦔCD?EঞᙠHᚮ᪘KLᦣḄ NOᙠPᑖRḄSTDU VWX ᡠ) Y2=Z[⚪ট“^Ḅ” abcdḄ┯fgh"#ᕒ?)jkᜧmḄ&'2᧕ᫀop V᪗rsᚗuvᦈx ᙠopVᚗuᦈxyP zᵨᔜ|opḄfinalize%=|tryᙽὶḄcatchᜐᳮ"#CᙠḄ ᜐᳮ| tryᙽCᙠᒹḄcatchᜐᳮ"#3〉ᫀKJava"#ᙠ";Ḅ $%dḄ¡ᡈ┯fJavaḄᜐᳮ£ᑴ¤)¥¦,"ὅ§Hஹᨵᦔᙢᜐᳮ"#¤«;ḄH┯f6¬ḄgExceptionKᡠᨵgḄἔᐜ Java6´µ¬=Z¶Ḅ ·ᐭ·Y¹º»¼Ḅᭆ¾4〉ᫀlOException,ArrayIndexOutOfBoundsException,NumberFormatExceptionsK3|¶Ḅᵨᡝ"#¤)᪷ÏÐÑḄ◤⌕ ¬ᙠᱯ¬[⚪ÔÕÖ×ØḄÙsᵨᡝÛᵨᡝ"#¤) Ü6gExceptionḄÝgᩭ¬ÐÑḄº»¼Ð¬Ḅᭆ¾5〉ᫀ6ᙠ=|Java"#HC2 ᑣᐜàá|Java"#ᨵâᨵ¬oã
23|Ḅᜐᳮäå3CâᨵæḄᜐᳮäå 6ç ÐèéYN$%êP"#Ḅº»¼éY6ëᵨᡝЬḄìØ⚪ᫀ1)〉ᫀT"#Xiaoshu.javaimportjava.io.*3publicclassXiaoshu{publicstaticvoidmain(Stringargs[]){Stringsdoubled3inti3booleanb=false3do{try(System.out.println("ú·ᐭ=|û¼ᦪ”)3BufferedReaderbr=newBufferedReader(newTnputStreamReader(System,in))s=br.readLineO ᐭi=s.indexOff/)$ᑮ&ᦪ(Ḅ*+d,Double.parseDouble(s)0 1ᣚᡂ4(ᦪSystem.out.println(d+ᦪ7ᑖ9:”+(long)d)if(i--1)?@ᨵ&ᦪ(Bᑣ@ᨵ&ᦪ7ᑖSystem.out.printin(d+&ᦪ7ᑖ9:0.0");else?ᨵ&ᦪ(BᑣGH&ᦪ(IḄ ᔠᡂ4(ᦪSystem,out.printin(d+&ᦪ7ᑖ9:"+Double.parseDouble(((s.charAt(0)==BNB)?")+"0."+s.substring(i+1,s.length())))b=false}catch(NumberFormatExceptionnfe){System,out.printin(Uᐭ4(ᦪV ᨵW
24)b=true}catch(lOExceptionioe){b,false}}while(b)4(V ┯W\]^Uᐭ}//endofmain}//endofclass_`(:UᐭabcᦪḄdeᜐᳮ2ijk:jlᫀ:nop:Yinzi.javaimportjava,applet.*:importjava.awt.importjava.awt.event.*publicclassYinziextendsAppletimplementsActionListener
25{LabelpromptTextFieldinputTextArearesultButtonbtnlongvalueintcountStringresultstring=xyᦪḄᡠᨵ{ᦪ|}9
26publicvoidinit(){prompt=newLabel(~Uᐭ{ᦪ|}Ḅᦪ:)input=newTextField(5)result=newTextArea(8,30)btn=newButton("U”)add(prompt)add(input)add(btn)add(result)btn.addActionListener(this)}publicvoidactionPerformed(ActionEvente){try{value=Long.parseLong(input.getTextO)count=0if(value%2=0){resultString=resultString+2\t:count++value/-2}if(value%3==0){resultString=resultString+3\tcount++value/=3}for(inti=5i<=valuei+=2){if(value%i!=0)continueelse{booleanflag=trueif(i%2=0)continueelsefor(intj=3j{if(i%j==0){flag=falsebreak}}if(flag){resultString=resultString+Integer.toString(i)if(++count<4)resultString=resultString+\t”
27else{count=0resultstring=resultstring+"
28}}//if(flag)value/=i}//else}//for(i)result.setText(resultstring)resultstring="xyᦪḄᡠᨵ{ᦪ|}9
29}catch(NumberFormatExceptionnfe){result.setText(V ┯WB~Uᐭᦪ))}//endofactionPerformed()method}//endofclass_`(:UᐭabcᦪḄdeᜐᳮ3)jk:〉lᫀ:nop:Wenben.javaimportjava,applet.*importjava.awt.*publicclassWenbenextendsApplet{TextFieldtf=newTextFieldOinttfLength=0publicvoidinit(){try{tfLength=Integer,parselnt(getParameter(zzlengthzB))tf.setColumns(tfLength)add(tf))catch(NumberFormatExceptionnfe){tf.setText(HTMLᦻᐭḄcᦪV ┯W)add(tf)}}}_`(:abḄ bcᦪḄdeᜐᳮ4)jk:jlᫀ:nop:Dianhuaka.javaimportjava,applet.*importjava.awt.*importjava.awt.event.*importjava.util.*publicclassDianhuakaextendsAppletimplementsActionListener{finallongCONNECT_NUMBER=200finaldoubleCONNECT_FEE=0.5LabelcardNumberLbl=newLabel()LabelbalanceLbl=newLabel(":")LabelpasswordLbl=newLabel(ṹ)TextFieldbalanceTfd=newTextField(8)TextFieldpasswordTfd=newTextField(8)ButtoncreateCard=newButton()
30ButtonsortCard=newButton("p)VectorphoneCardVector=newVector()publicvoidinit(){balanceTfd.setText()passwordTfd.setText()cardNumberLbl.setText(ᵯ¢ᓱ¤:+PhoneCard200.cardNumber200)//Long.toString(PhoneCard200.cardNumber200))add(cardNumberLbl)add(balanceLbl)add(balanceTfd)add(passwordLbl)add(passwordTfd)add(createCard)passwordTfd.setEchoChar('*')createCard.addActionListener(this)}publicvoidactionPerformed(ActionEventae){PhoneCard200phoneCardif(ae.getSourceO==createCard){try{ᵯ¢ᓱphoneCard=newPhoneCard200(Double.parseDouble(balanceTfd.getText()),passwordTfd.getTextO,CONNECT_NUMBER,CONNECT_FEE)ᢥᓣp¨ᐭbooleanadded=falsefor(inti=0i{if(phoneCard.getBalance()((PhoneCard200)(phoneCardVector.get(i))).getBalance()){phoneCardVector.insertElementAt(phoneCard,i)added=truebreak}}?©ª«¬ᓱBᡈὅ©ᨬᜧḄᓱBᑣ±ᙠᔣ´ḄᨬIif(!added)phoneCardVector.add(phoneCard)cardNumberLbl.setText(ᵯ¢ᓱ¤:+PhoneCard200.cardNumber200)balanceTfd.setTextC)passwordTfd.setText()repaint()}catch(NumberFormatExceptionnfe){showStatus(UᐭḄV µ¶B~]U)balanceTfd.setText()passwordTfd.setText()})else{showStatus("·+ae.toString()+¸¹ºᜐᳮ»¼)balanceTfd.setText()
31passwordTfd.setText()}}publicvoidpaint(Graphicsg){for(inti=0ii++){g.drawString(phoneCardVector.get(i).toStringO,10,70+20*i)}})classPhoneCard200{staticlongcardNumber200:longcardNumberdoublebalanceStringpasswordlongconnectNumberdoubleconnectFeestatic{cardNumber200=100001}publicPhoneCard200(doubleb,Stringpwd,longeNum,doublecFee){cardNumber=cardNumber200++balance=bpassword=newString(pwd)connectNumber=eNumconnectFee=cFee}publicdoublegetBalanceO{returnbalance}publicStringtoStringO{Strings="ᓱ¤:+cardNumber+:+balance+ṹ:+password+¿À¤:+connectNumber+¿ÀÁ:+connectFeereturns)_`(:ÂbdeḄᜐᳮ
32ªÃÄ1.1ᑨ⚪ᫀ1ijk:Å᧕lᫀ:┯W_`(:xÇyÈÉÊËÌᡂ2ijk:〉lᫀ:Í_`(:ᦻᢣ┐ḄÐᵨ3ijk:Å᧕lᫀ:Í_`(:ÒÓÔHÕ$ḄÐᵨ4ijk:Å᧕lᫀ:┯W_`(:«yÒÓÔHᦻḄÖ×Øk«ÙÚÛ5ijk:Å᧕lᫀ:Í_`(:seek bḄÐᵨ6ijk:〉lᫀ:Í_`(:JavaᦻḄÞᳮ7ijk:〉lᫀ:┯W_`(:à⌕ᙠJavaâãᦻᜐᳮBᑣäåÐᵨJava.ioᒹ8ijk:Å᧕lᫀ:Í_`(:çèᑖ鹺êëìUᐭíUḄ b9ijk:Å᧕lᫀ:Í_`(:¶ᦻḄÒÓÔH10ijk:〉lᫀ:Í_`(:ÒÓÔHᦻḄ1.2⌱⚪ᫀ1ijk:Å᧕lᫀ:AD_`(:ïÂÓᨬðñᜐᳮḄᦪòóñ90í12ijk:Å᧕lᫀ:A_`(:ïÂÓᜐᳮḄᨬ&ᦪòᓫᐗ©*3ijk:Å᧕lᫀ:D_`(:ᦪòöḄᭆø4ijk:Å᧕lᫀ:C_`(:Ḅᭆø5ijk:〉lᫀ:ABC_`(:FileOutStream,FilelnputStreamஹRandomAccessFileᦻÈúḄclose bûᵨüᐵþᦻ6ijk:〉lᫀ:A_`(:readlnt bḄÐᵨ7ijk:〉lᫀ:B_`(:readLIne bḄÐᵨ8ijk:〉lᫀ:C_`(:seek bḄÐᵨ9ijk:〉lᫀ:C_`(:ᙠFilterOutputStreamúóᨵ«ÿ ᪀publicFilterOutputStreamOutputStream<,10〉 ᫀB !File"Ḅ$ᵨ1.3⚪ᫀ1'᧕ ᫀJavaḄ+ᐭ+-"./Java.ioᒹJavaḄ34+ᐭ+-"/"InputStream7OutputStream"89+ᐭ+-Ḅ:ᜧᱯ!/ᦪ>ḄᑏᐭஹABC/DḼᦪ>8FᑡḄHFIJ !JavaḄ34+ᐭ+-"ḄᭆLM89+ᐭ+-Ḅᱯ!2〉 ᫀJavaOF$ᵨFile"ᩭQᳮ7ᜐᳮᦻUV☢ḄXYZ[ᙠC^ḄwindowsbcVdemyJavaPathibcFilemyDir=newFile"C:\windows\myJavaPath'';
33If(!MyDir.exist())MyDir.mkdir(); !File"Ḅ$ᵨMdeibcḄxy3)〉 ᫀRandomAccessFile"}ᐸᦻU+ᐭ+-"Ḅᨬᜧᙠ✌ᐜZ[ᙠᦻUḄAᑏᐸZ["ᦪ>ḄAᑏ/Datalnput7DataOutputᦪ>Aᑏ !RandomAccessFi1e}ᐸ+ᐭ+-"Ḅ4)〉 ᫀজObjectInputStreaminOldMaster;inOldMaster=newObjectionlnputStream(newFilelnputStreamC'oldmast.dat"));ঝObjectInputStreaminTransaction;inTransaction=newObjectionlnputStream(newFilelnputStreamC'trans.dat,5))ঞObjectOutputStreamoutNewMaster;outNewMaster=newObjectionOutputStream(newFileOutputStrearnC*outNewMaster.daf'));টaccountNum=inOldMaster.readlnt();name=inOldMaster.readUTF();currentBalance=inTransaction.readDouble();ঠaccountNum=inOldMaster.readlnt();dol1arAmount=inTransaction.readDouble();ডoutNewMaster.writelnt(accountNum);outNewMaster.writeUTF(name);outNewMaster.writeDouble(currentBalance); !34XYḄªᑏ1.4⚪ᫀ1) ᫀ«OFShuchu.javaimportjava.io.*importjava.util.*publicclassShuchu{publicstaticvoidmain(Stringargs[J){finalintNUMBER=10VectordataVector=newVector()try(BufferedReaderbr=newBufferedReader(newInputStreamReader(System.in))System.out.println(”²+ᐭ”+NUMBER+”ᦪ)//¶ᐭᔠ〉Ḅfor(inti=0i{inttemp=Integer.parseInt(br.readLine())
34intlow=0,high=i-1,mid=0while(low<=high){System.out.println(low+**,',+mid+,,,,,+high)mid=(low+high)/2if(((Integer)dataVector.get(mid)).intValue()==temp){dataVector.insertElementAt(newInteger(temp),mid)break}elseif(((Integer)dataVector.get(mid)).intValue()>temp){high=mid-1}else{low=mid+1}}if(low>high){dataVector.insertElementAt(newInteger(temp),low)})+-System.out.println(M
35ᓣFḄF ½”)for(inti=0i{System.out.print(dataVector.get(i).toString()+"\t")))catch(NumberFormatExceptionnfe){System.out.println(nfe.toStringO)System.out.println("ᦪ¾9+ᐭ┯À"))catch(IOExceptionioe){System.out.println(ioe.toStringO)})) !+ᐭ+-".Ḅ$ᵨ2)〉 ᫀ«OFWenjian.javaimportjava.awt.*importjava.awt.event.*importjava.io.*publicclassWenjian{publicstaticvoidmain(Stringargs[]){newGetDataStoreInFileFrame()})classGetDataStorelnFileFrameextendsFrameimplementsActionListener{finalintNUMBER=5finalStringDOUBLE_INPUT_PROMPT_PREFIX="²+ᐭÁ”finalStringDOUBLE_INPUT_PROMPT_SUFFIX”Ã!ᦪnfinalStringFILE_NAME_INPUT_PROMPT”²+ᐭÄÅᦪ>ḄᦻUÆ”;doubledataArray[]=newdouble[NUMBER]
36TextFieldinputTfd=newTextField(lO)LabelpromptLbl=newLabel(FILE_NAME_INPUT_PROMPT)intinputedData=0GetDataStoreInFileFrame(){super("+ᐭᦪ>)promptLbl.setText(DOUBLEÇNPUT_PROMPT_PREFIX+”1”+DOUBLE_INPUT_PROMPT_SUFFIX)inpulTfd.addActionListener(this)setLayout(newFlowLayout())add(promptLbl)add(inputTfd)addWindowListener(newwinCloseO)setSize(300,200)setVisible(true))publicvoidactionPerformed(ActionEventae){try{if(ae.getSource()==inputTfd){if(inputedData37,)}fw.close()inputTfd.setEnabled(false)promptLbl.setText("ᦪ>ÈÉÄÅᙠᦻU")}}}catch(NumberFormatExceptionnfe)()catch(IOExceptionioe)()})classwinCloseextendsWindowAdapter
38{publicvoidwindowClosing(WindowEventwe){we.getWindow().dispose()System.exit(O)}) !ÊËᦻUIJÌ᧕ᜐᳮḄOF3) ᫀ«OFXuanding.javaimportjava.awt.*importjava.awt.event.*importjava.io.*publicclassXuanding{publicstaticvoidmain(Stringargs[]){newGetDataStoreInFileFrame()}}classGetDataStorelnFileFrameextendsFrameimplementsActionListener{finalintNUMBER=5finalStringDOUBLE_INPUT_PROMPT_PREFIX="²+ᐭÁ”finalStringDOUBLE_INPUT_PROMPT_SUFFIX="Ã!ᦪ”finalStringFILE_NAME_INPUT_PROMPT”²+ᐭÄÅᦪ>ḄᦻUÆ”doubledataArray[]=newdouble[NUMBER]TextFieldinputTfd=newTextField(lO)LabelpromptLbl=newLabel(FILE_NAME_INPUT_PROMPT)intinputedData=0GetDataStoreInFileFrame(){super("+ᐭᦪ>)promptLbl.setText(DOUBLE_INPUT_PROMPT_PREFIX+”1"+DOUBLEJNPUT_PROMPT_SUFFIX)inputTfU.addActionListener(this)setLayout(newFlowLayout())add(promptLbl)add(inputTfd)addWindowListener(newwinCloseO)setSize(300,200)setVisible(true)}publicvoidactionPerformed(ActionEventae){try{if(ae.getSource()==inputTfd){if(inputedData39inputTfd.setVisible(false)FileDialogfdialog=newFileDialog(thisJᡭÎᦻU"FileDialog.LOAD)fdialog.setDirectory(HC:\\tempu)fdialog.show()FiledataFile=newFile(fdialog.getDirectory(),fdialog.getFile())RandomAccessFileraf=newRandomAccessFile(dataFile,"rw")for(inti=0i{raf.writeDouble(dataArray[i])}ÏÐraf.seek(O)while(raf.getFilePointer(){System.out.println(raf.readDouble()+H\tn)}raf.close()inputTfÈÉÄÅᙠᦻU))inputedData++)}}catch(NumberFormatExceptionnfe)()catch(lOExceptionioe)()})classwinCloseextendsWindowAdapter{publicvoidwindowClosing(WindowEventwe){we.getWindow().dispose()System.exit(O)}) !FileDialog⌱ÒᦻUÆḄ$ᵨÁÓÔ1.5ᑨ⚪ᫀ1)'᧕ ᫀ┯À !c/ᓫÖOX×.2)'᧕ ᫀØÙ !ÖOÚÛÜᕡḼÞßJ3)〉 ᫀØÙ !ÖOàᐜáḄ$ᵨ4)'᧕ ᫀ┯À !ᑖãäåᐕçÖO:èßJèᑮãêᱏᑮᯠíîïßJᐸᐹᨵòàᐜáḄÖO5)'᧕ ᫀ┯À !ÖOóÞᵨyield$òàᐜáḄOFßJ6)〉 ᫀ┯À !Javaôõ:äåÖOᩭQᳮᑁÅḄᑖ÷7)'᧕ ᫀØÙ !-øùḄᭆL8)〉 ᫀ┯À !úû/sleepxy9)〉 ᫀ┯À !½ÖOḄrunxyJ þᡈ ᣓḄᐭ10)〉 ᫀ !"yield#$%&'()ᐜ+Ḅ,-ᐜ./
401.6⌱⚪ᫀ112᧕ ᫀD!"ᚗ6Ḅ7ᵨ212᧕ ᫀC!"Java>?@ABᜧDᦪḄᑁGH☄┯KᙠCMC++PQRᑖTḄᑁGUᨵWᦈḄYZ[\]^_┯K31〉 ᫀACD!"bc./Ḅde412᧕ ᫀA!"run#$Ḅ7ᵨ512᧕ ᫀB!"setPrority#$Ḅ7ᵨ612᧕ ᫀC!"yield#$Ḅ7ᵨ712᧕ ᫀD!"sleep#$Ḅ7ᵨ812᧕ ᫀB!"notify#$Ḅ7ᵨ91〉 ᫀD!"{ᵨsuspend#$|}ᐸᵨresume1#$ᩭḄ/101〉 ᫀBCD!"ᵨstop1#$Ḅ./1.7⚪ᫀ11〉 ᫀQ&☟Ḅṹ&/Ḅ&QḄR/&ḄQ/ᓫRD./¡¢ᐳ¤¥ḄᑁG¦§Mᦪ¨DQ&./¢©ªᙠ¡ᑁḄஹᨵ¬./Ḅ®ḄQ!"QஹM¡¢Ḅᐵ°±DQḄᭆ³21〉 ᫀᨵ“µ”ஹ",-”ஹ"¸¹"ஹ“./"ஹ“”5º»¼{½µᐭ“µ”Q/>¾R^¿ᐭÀᑡᑡÃÄCPU¢ᱏÇÈ“,-”ÃCPU¢MᐸÉÊËÌᜓ,ᐭ“./”./ÎÏᡈὅ{ÒᑴÔÕᑣᐭ“”¬×ᔜ¡¢ḄÙᣚ,᪀ᡂBḄº]Ýᕜß!"Ḅº31〉 ᫀàÀᑡCPU¢Ḅ{CPUáâÇÈJavaḄãᵨ)ᐜ+ºẠ¬Ḅ“ᐜᑮᐜæç”èᶍ!"DḄᭆ³412᧕ ᫀᙠJavaQêªDᨬᐵì&⌕îïðḄñòᓽîïðḄrun1#$ᐹõö]Thread_Ḅð_ᡈêªRunnableûüýþ#ÿᩭḄ5〉ᫀThread !"᱄ Ḅ$%run(ᩭ)* Ḅᐹ,-./ᯠ1ᙠ3456789 Ḅ:;< =RunnableABḄ CD⌕ABḄrun($%/ᐸG᪵)*= Ḅ-.IJKL$%Ḅ MJThread
41 Ḅ:;/OJThread Ḅ:;Pᙠ45Thread :; Q=RunnableABRrun()$%Ḅ .42cHold=hP}publicvoidrun(){intval,sum=0Pdo{//sleepforarandomintervaltry(Thread.sleep((int)(Math.random()*3000))P}catch(InterruptedExceptione){System.err.println(e.toStringO)P}val=cHold.getSharedInt()Psum+=valP)while(val!=10)PSystem.err.println(getName()+"retrievedvaluestotaling:"+sum+n
43Terminating"+getName())P})publicclassHoldlntegerSynchronized{privateintsharedint=-1Pprivatebooleanwriteable=trueP//conditionvariablepublicsynchronizedvoidsetSharedInt(intval){while(!writeable){//nottheproducer'sturntry{wait()P}catch(InterruptedExceptione){e.printStackTrace()P})System.err.println(Thread.currentThread().getName()+"settingsharedintto"+val)Psharedint=valPwriteable=falsePnotifyOP//tellawaitingthreadtobecomeready}publicsynchronizedintgetSharedInt(){while(writeable){//nottheconsumer'stumtry(wait()P}catch(InterruptedExceptione){e.printStackTrace()P})writeable=truePnotifyOP//tellawaitingthreadtobecomereadySystem.err.println(Thread.currentThread().getName()+"retrievingsharedintvalue"+sharedint)PreturnsharedintP})publicclassProduceintegerextendsThread{privateHoldlntegerSynchronizedpHoldPpublicProducelnteger(HoldlntegerSynchronizedh){super(''Produceinteger")P
44pHold=hP}publicvoidrun(){for(intcount=1Pcount<=10Pcount++){//sleepforarandomintervaltry(Thread.sleep((int)(Math.random()*3000))P}catch(InterruptedExceptione){System.err.println(e.toStringO)P}pHold.setShared!nt(count)P}System.eir.println(getName()+"finishedproducingvalues"+"^Terminating"+getName())P})publicclassSharedCell{publicstaticvoidmain(Stringargs[]){HoldlntegerSynchronizedh=newHoldIntegerSynchronized()PProduceintegerp=newProducelnteger(h)PConsumelntegerc=newConsumelnteger(h)Pp.start()Pc.start()P))GeḄcᵨ3)〉ᫀ_`importjavax.swing.JTextAreaPpublicclassConsumelntegerextendsThread{privateHoldlntegerSynchronizedcHoldPprivateJTextAreaoutputPpublicConsumelnteger(HoldlntegerSynchronizedh,JTextAreao){super("Consumelnteger")PcHold=hPoutput=oP}publicvoidrun(){intval,sum=0Pdo{//sleepforarandomintervaltry{Thread.sleep((int)(Math.random()*3000))P}catch(InteiTuptedExceptione){System.err.println(e.toStringO)P}val=cHold.getSharedInt()Psum+=valP[while(val!=10)Poutput.append(u
45"+getName()+"retrievedvaluestotaling:"+sum+u
46Terminating"+getName()+"
47")P})
48importjavax.swing.JTextAreaPimportjava.text.DecimalFormatPpublicclassHoldlntegerSynchronized{privateintsharedlnt[]={-1,-1,-1,-1,-1}Pprivatebooleanwriteable=truePprivatebooleanreadable=falsePprivateintreadLoc=0,writeLoc=0PprivateJTextAreaoutputPpublicHoldIntegerSynchronized(JTextAreao){output=oP}publicsynchronizedvoidsetSharedInt(intval){while(!writeable){try(output.append(nWAITINGTOPRODUCEH+val)Pwait()P}catch(InterrupteciExceptione){System.err.println(e.toStringO)P})sharedlnt[writeLoc]=valPreadable=truePoutput.append(n
49Produced"+val+"intocell"+writeLoc)PwriteLoc=(writeLoc+1)%5Poutput.append(n\twrite”+writeLoc+n\tread"+readLoc)PdisplayBuffer(output,sharedint)Pif(writeLoc==readLoc){writeable=falsePoutput.append("
50BUFFERFULL")P}notify()P}publicsynchronizedintgetSharedInt(){intvalPwhile('readable){try(output.append(nWAITINGTOCONSUME0)Pwait}catch(InterruptedExceptione){System.err.println(e.toStringO)P})writeable=truePvai=sharedlnt[readLoc]Poutput.append("XnConsumed"+val+"fromcelln+readLoc)PreadLoc=(readLoc+1)%5Poutput.append("\twrite"+writeLoc+"\tread"+readLoc)PdisplayBuffer(output,sharedint)Pif(readLoc==writeLoc){readable=falsePoutput.append("
51BUFFEREMPTY")P}
52notify()PreturnvalP)publicvoiddisplayBuffer(JTextAreaout,intbuf[]){DecimalFormatformatNumber=newDecimalFormat(u#P-#")Poutput.append("\tbuffef0)Pfor(inti=0Pi53”+getName()+"finishedproducingvalues"+"
54Terminating"+getName()+“
55")P})importjava.text.DecimalFormatPimportjava.awt.*Pimportjava.awt.event.*Pimportjavax.swing.*PpublicclassSharedCellextendsJFrame)publicSharedCell(){super("DemonstratingThreadSynchronization")PJTextAreaoutput=newJTextArea(20,30)PgetContentPane().add(newJScrollPane(output))PsetSize(500,500)Pshow()P//setupthreadsandstartthreadsHoldlntegerSynchronizedh=newHoldlntegerSynchronizedoutput)PProduceintegerp=newProducelnteger(h,output)PConsumelntegerc=newConsumelnteger(h,output)P
56p.start()Pc.start()P)publicstaticvoidmain(Stringargs[]){SharedCellapp=newSharedCell()Papp.addWindowListener(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){System.exit(0)P}})P))Ḅcᵨ1.9ᑨ⚪ᫀ1)᧕PᫀPBorderLayout Ḅ)*2)〉Pᫀ┯PᵨLmouseEntered$%3)᧕Pᫀ┯PL☢(JPanel)ᐭᑮL☢(JPanel)¡5710)〉ᫀABorderLayout)*+ᳮᘤḄᵨ1.11⚪ᫀ1)〉ᫀ:Yᵨᡝ=☢Zᵨ:;Ḅ[Z\]^ᓫஹᢥbc᪗e=☢ᐗghi᪗jkZl]ᵨᡝmᙢᔣpqrstJuvwZxyjkZz{st|}Ḅ~:;Ḅ[ᵨᡝ=☢ᵨᓫḄkpqrstḄᐭu៉vwḄᵨᡝZᜧஹᩖḄjkᮣឋZ#$%ᜐᳮᦻḄZ¡$:;=☢mஹ£¤ஹ¥¦:;=☢§ᵨḄ¨Gᨵ^ᓫஹᦻ"ªஹ᪗«ஹ⌱bஹᑡ⊤ஹᢥbஹ°yᩩc:;ᵨᡝ=☢²=☢Ḅ³´2)〉ᫀJava:;=☢Ḅ᪀ᡂᡂᑖᜧ¶ᑖ4 ᘤஹ·ᑴ¨GஹᵨᡝNOPᡂᑖ ᘤᵨᩭᒹ h¨»ᐸ½=☢ᡂᑖ·ᑴ¨G#¾ᡂ²ᵨᡝ¿ÀḄᨬÂᓫᐗᵨᡝNOPᡂᑖç ᨵÄ%Z$%ÅᦈᵨᡝḄᐭÇphÈÉ:;ᵨᡝ=☢ḄÊkË⌕ᨵÍÎÏÐஹ¨»ᔜᡂᑖhOPᔜᡂᑖḄÄ%ZᓽÓFGḄÔÕ:;=☢Ḅ᪀ᡂᡂᑖÖÓᔜNḄkᵨ3)〉ᫀFGᜐᳮḄᱯØÙᜐᙠᐸjkḄxy$#ËyᙢÛÜᙠÝÞßÝZ#ᵫ²ÝÞ¿ÀḄᵨᡝᙠᵨÝÞáᓽᐶãOḄäÕᙢZFGᜐᳮrᑴåæᐹᨵèéḄÄ%ZmêáèëᵨᡝḄyk⌕ÈÉèéÄ%ZåæᨵFᐜOP¦ḄFG,zîO$ïFGᵫðñFGòóôZᨵðñèéὅᜐᳮFGò#%óôFGḄ:;ᵨᡝ=☢¨GèéὅOPöᜐᳮFGòᡠóôḄFGḄjkZ÷FGòøùᢥFG4úᓛüḄèéὅýZstᙠèéᑮFGòóôḄFGýNyÿᵨὅḄᡂJavaḄᜐᳮᑴ !"ὅ#ὅᜐᳮ$%&ᡲ()*+,-Ḅ./ 012ᜐᳮḄ34ḄὅᙠJava67ᵨᡝ9☢ ;<ᔜ>?ᑴ@ὅ;<ᔜ>AᘤCᐵEFGHJavaḄᜐᳮᑴI&ᡲ()ḄᭆK4)NOHA᧕QᫀHᢥT(Button)ஹᦻ]@(TextField,TextAre]ஹᑡ⊤(List)Ilᓫ⌱⚗(MenuItem)st uvt◤⌕!t 01actionPerformed()|}EFGHtḄ ḄᭆK5)NOH〉QᫀHজ◤⌕newᩭ0ᓄঝJlale*ᵨঞ〈᪀⌼ᦪḄᦪ᎔2ᦪStringট¡¢2GrideLayout¥¦§ᳮᘤ¨©ªḄ᪀«ᨵᢣ®¯°±Ḅadd²³v%Hc.add(button1,BorderLayout.NORTH);c.add(button2,BorderLayout.NORTH);
58EFGH¾ᓫ²³Ḅ1.12⚪ᫀ1)NOHA᧕QᫀH ¿HLuoxuan.javaimportjava.awt.*Àimportjava.applet.AppletÀpublicclassLuoxuanextendsApplet{intwidth=50,height=50Àintx=100,y=70ÀintstartA=0Àpublicvoidpaint(Graphicsg){for(inti=0Ài<10Ài++){g.drawArc(x,y,width,height,startA,90)Àif(i%2==0){width+=20Àx-=10À}else{height+=20Ày-=10À}startA=(startA+90)%360À)})EFGHGraphicsḄdrawArc|}Âᵨ2)NOH〉Qᫀ: ¿HXianshi.javaimportjava.applet.*Àimportjava.awt.*ÀpublicclassXianshiextendsApplet{LabelredLbl=newLabel("Ä⁐")ÀLabelyellowLbl=newLabel(“È⁐”)ÀLabelblueLbl=newLabel(“Ê⁐”)Àpublicvoidinit(){redLbl.setBackground(Color.red)ÀyellowLbl.setBackground(Color.yellow)ÀblueLbl.setBackground(Color.blue)Àadd(redLbl)Àadd(yellowLbl)Hadd(blueLbl)À}}EFGH᪗ÌḄᜐᳮ3)NOH〉Qᫀ: ¿HSuofang.java
59importjava.applet.*Àimportjava.awt.*Àimportjava.awt.event.*ÀpublicclassSuofangextendsAppletimplementsActionListener{StringmsgString="SEEME?AMICLEARENOUGH?,1ÀButtonenlargeBtn=newButton("Íᜧ”)ÀButtondwindleBtn=newButton(“ÏД)ÀintcurrentFontSize=12Àpublicvoidinit(){add(enlargeBtn)Àadd(dwindleBtn)ÀcurrentFontSize=12ÀenlargeBtn.addActionListener(this)ÀdwindleBtn.addActionListener(this)À}publicvoidpaint(Graphicsg){FontnewFont,oldFontÀoldFont=g.getFont()ÀnewFont=newFont(oldFont.getFontName(),oldFont.getStyle(),currentFontSize)Àg.setFont(newFont)Àg.drawString(msgString,10,100)À}publicvoidactionPerformed(ActionEventae){if(ae.getSource()==enlargeBtn)currentFontSize++Àelseif(ae.getSource()==dwindleBtn)currentFontSize-ÀSystem.out.prinlln(currentFontSize)Àrepaint()À}}EFGHᢥTḄᜐᳮ4.NOH〉QᫀH ¿HXuanzhuan.javaimportjava.applet.AppletÀimportjava.awt.*Àimportjava.awt.event.*ÀpublicclassXuanzhuanextendsAppletimplementsActionListener{Image[]m_ImagesÀinttotallmages=18Àintcurrentimage=0ÀintframeChange=0ÀButtonleftRotateBtn=newBullon("ÑÒ”)HButtonrightRotateBtn=newButton("ÓÒ”)Àpublicvoidinit(){m_Images=newImage[totallmages]Àfor(inti=0Àii++)m_Images[i]=getImage(getDocumentBase(),"imagesWImgOO*'+(i+l)+n.gif)Àadd(leftRotateBtn)À
60add(rightRotateBtn)ÀleftRotateBtn.addActionListener(this)ÀrightRotateBtn.addActionListener(this)À}publicvoidstart(){currentimage=0À}publicvoidpaint(Graphicsg){g.drawImage(m_Images[currentImage],50,50,this)Àcun*entlmage=currentlmage+frameChangeÀif(currentlmage<0)currentlmage+=totaiImagesÀelsecurrentlmage%=totallmagesÀtry{Thread.sleep(50)À}catch(InterruptedExceptione){showStatus(e.toStringO)À}repaint()À}publicvoidactionPerformed(ActionEventae){if(ae.getSource()==leftRotateBtn)frameChange=-1Àelseif(ae.getSource()==rightRotateBtn)frameChange=1À})EFGHᢥTḄᜐᳮÔÕ1.13ᑨ⚪ᫀ1)NOHA᧕ÀQᫀH°±ÀEFGHÖ×ØḄURL*ᦋ2)NOHA᧕ÀQᫀH┯ÛÀEFGHUDPÜÝ3ÞßTCP☢ᔣÝ3ḄÞß3)NOHA᧕ÀQᫀH°±ÀEFGHásocketḄÂᵨ4)NOHA᧕ÀQᫀH°±ÀEFGHâãᘤḄᵨ•5)NOH〉ÀQᫀH┯ÛÀEFGHᒹæ*çᜫéæ*ᢥê¿ëᑮ6)NOH〉ÀQᫀH┯ÛÀEFGHᜧíᦪîïᘤᐕñappletᙠòᡝóôõᦻ7)NOH〉ÀQᫀH°±HEFGHWebîïᘤappletḄ▲ᑴ8)NOHA᧕ÀQᫀ:┯ÛÀEFGHJavaḄᜧ÷ᑖùúsᒹûᙠJava.netᒹ9)NOHA᧕ÀQᫀH┯ÛÀEFGH᪀ᡂWorldWideWebüẠḄᐵþÞßhttp10)NOHA᧕ÀQᫀH°±HEFGHURLḄû1.14⌱⚪ᫀ1)NOH〉ÀQᫀHAEFGHI/O┯ÛḄᜐᳮ2)NOH〉ÀQᫀHBEFGHᙢᙬ┯Ḅᜐᳮ3)NOH〉ÀQᫀHC᪀⌼ᦪ┯Ḅᜐᳮ4)NOH〉ÀQᫀHDURL᪀ᡂᦪᔠḄ┯ᜐᳮ
615᧕ ᫀBDatagramsocket*Ḅ+ᵨ6᧕ ᫀCInetAddress*Ḅ+ᵨ7〉5 ᫀBAppletContext*ShowDocument=Ḅ+ᵨ8᧕ ᫀCInetAddress*getLocalHost=Ḅ+ᵨ9〉5 ᫀCDTCP/IPEᵨF☠Java5JKḄSocket*LServerSocket*10〉5 ᫀBSocketOPḄ+ᵨ1.15⚪ᫀ1〉5 ᫀURLOP⊤TUVURLᙢᙬXᐸ5ᒹ[\]^ஹ`a^ஹbcᦻe^Lfgh4jᑖᦪlURLConnection*◀opURL*U᪵rstuᢣwURLᜐḄᦪlᜐXxrsᑭᵨHTTP\]ᔣᢣwḄURLᜐ{⌴ᦪlURLOPḄ}ᵨ~URLConnection*Ḅ2〉5 ᫀᑭᵨsocketrsVḄXXᦪlsḄᙠ{⌴Xsocket☢ᔣḄXᑭᵨḄḄTCP\]ᑭᵨᦪlsocket{ḄḄᒹXᵨᡝᡠE+ᵨḄ\]X¡¢TCP£X+ᵨḄᵨᡝᦪl\]¤UDPUV¥ḄX¦§ᒹsᱯw©ª{〈X¬▭®Xᒹᨵr°±ᜫX³´ᑴX¶·ᢥ©ªᑮºX¡»ᙠ+ᵨUDP¼Xᵨᡝf◤⌕¿ÀḄÁÃÄ}sᜐᳮÅÆÇ⚪socketLᦪlsocketḄ}ᵨ3〉5 ᫀᵨUVJavaUVÊᓫḄᘤ◤⌕ÍVÎÏÐUÎXUVServerSocketOPÐÑÎXUÒoServerSocket,ᘤÔUÕÖ×ØᡝḄÙÚÐÛÎXtu+ᘤ°ØᡝÜḄOutputStreamLInputStreamOPÐÞÎXᘤLØᡝÜßInputStreamLOutputstreamOPÜḄᜐᳮßÐÍÎXà{áâXᘤÜßãᵨSocketḄclose=ᐵåÊᓫḄᘤḄÎÏ4〉5 ᫀæÀWebéêᘤXëNetscapeNavigatorLMicrosoftInternetExplore,òḕᙢἭõJavaappletᙠö÷Ḅøùa®ᦻeú}Å¡¢JavaappletÜßrsᨵûü®ýþUÿWebᘤḄHTMLᦻ〈ᑮᵨᡝḄᘤᵨᡝ ḄappletḄᩭ&'()*+,-ᐕ/01applet234ᵨᦻ56789ᓻ◅Ḅ<>▲ᑴAᙠḄapplet6DEḄFGH+IJKLMNOP+QRSᑴTAḄUVWᵨXY+ᵨᡝZ[\]7^_`abFGHcd+eWebᘤff▲ᑴapplet,4Ḅappleth7_ijᩭᡠᜐḄFGHmcd'nopJavaḄsᐰឋ
621.16⚪ᫀ1)xyp〉{ᫀp&XY:Zhuji.javaimportjava.awt.*63TextFieldinputURLTfd=newTextField(20)4&&str.substring(str.length()-4,str.length()).equals(n.gif")){System.out.println("matchM)3&&str.substring(str.length()-3,str.length()).equals(n.aun))
64{getAudioClip(getDocumentBase(),str).play()<}}}}'nopAppletgetlmagegetAudioClipḄ4ᵨ⚪()ὃ{ᫀஹᓫ⚗⌱¤⚪{ᫀ1)B2)A3)C4)B5)A6)A7)B8)C9)B10)B11)C²ஹ³⚗⌱¤⚪{ᫀ1)BD2)AE3)AC4)AE5)AE6)DEF7)AC8)BC9)AB10)CD11)CD12)ACD13)ABD·ஹ¸¹⚪{ᫀ1)x=10,a=3,b=4,c=52)java,util3)(public)(static)(void)(main)(StringargsÈ)4)26
65ஹ⚪ᫀ1)É1⚪publicclassHei1eWorld(publicstaticvoidmain(Stringargs[])(System,out.printIn("Hello,World!”);))importjava.awt.Graphics;importjava,applet.Applet;publicclassHe11eWorldextendsApplet(Strings;publicvoidinit(){s="HelloWorld!”;)publicvoidpaint(Graphicsg){g.drawString(s,25,25);))2)É2⚪classyanghui(publicstaticvoidmain(Stringargs[])(inti,j;intyhlevel=10;intyanghui[][];System.out.printin(ᩰᨀ·×Øp);yanghui=newint[yhlevel][];for(i=0;i66yanghui[i][yanghui[i].length-l]=l;)for(i=0;i8pᩰᨀ·×Ø:111121133114641151010511615201561172135352171182856705628811936841261268436913)É3⚪importjava.io.*;publicclassMemoController{FileOutputStreamfos;OutputStreamWriterosw;BufferedWriterbw;publicMemoController(){try(fos=newFi1eOutputStrearn(z/memo.txt+true);osw=newOutputStreamWriter(fos);bw=newBufferedWriter(osw);}catch(FileNotFoundExceptione){};)publicsynchronizedvoidappend(Strings){try(bw.write(s,0,s.length());bw.flush();bw.close();osw.close();
67fos.close();}catch(lOExceptione){})publicstaticvoidmain(Stringargs[]){MemoControllermmc=newMemoController();mmc.append(z+Iamxubin)<))4)É4⚪importjava.io.*;classPhones(staticFileOutputStreamfos;publicstaticfinalintlineLength=81;publicstaticvoidmain(Stringargs[])throwslOException(byte[]phone=newbyte[1ineLength];byte[]name=newbyte[1ineLength];intI;try(fos=newFileOutputStream(z+phone.numbers7");}catch(FileNotFoundExceptione){}while(true)(System,err.printin(+zEnteraname(enter'done'toquit))68);)fos.close();)privatestaticvoidreadLine(byteline[])throwslOException(inti=0,b=0;while((i69))line[i++]=(byte)b;line[i]=(byte)0;
70)⚪(²)ὃ{ᫀஹᓫ⚗⌱¤⚪{ᫀ1)D2)D3)C4)D5)D6)C7)B8)D9)C10)A11)B²ஹ³⚗⌱¤⚪{ᫀACDABADCDADACADBCBDBCDBDABDBDABD·ஹ¸¹⚪{ᫀ¸¹É1⚪Collection,List,Map,Set7
71,QᙠAḄmain+êëᨵAḄìíî⌕ðLᡂᑁóḄìíôஹSX⚪{ᫀ1)SXÉ1⚪importjava.io.*;publicclassPoint(int.x,y;publicPoint(intx,inty)(this,x=x;this,y=y;)publicPointgetPoint()(PointtempPoint=newPoint(x,y);returntempPoint;)publicvoidsetPoint(Pointpoint)(this,x=point,x;this,y=point,y;publicstaticvoidmain(Stringargs[])(PointPointl=newPoint(3,4);System,out.printin("Pointl:C"+Pointl.x+",+Pointl.y+));PointPoint2=Pointl.getPoint();System.out.println(Point2:"+("+Point2.x+","+Point2.y+"))722)SXÉ2⚪importjava.io.*;classFileCopy(publicstaticvoidmain(String[]args)(FilelnputStreamin;FileOutputStreamout;if(args.length<2)(System,out.printin("Usage:javacopysrcfiledestfile");System,exit(-1);)try(in=newFileInputStream(args[0]);out=newFileOutputStream(args[1]);copyFile(in,out);)catch(Exceptione)(System,out.printin(e);))privatestaticvoidcopyFile(FilelnputStreamin,FileOutputStreamout)(intlength;bytebuf[]=newbyte[1024];try(while((length=in.read(buf,0,1024))!=-l)out.write(buf,0,length);
73catch(Exceptione)(System.out.printin("Error:+e);System,exit(-1);))3)SXÉ3⚪importjava.awt.*;importjava.awt.event.*;importjava,applet.*;importjava.util.*74timer=newThread(this);state=true;timer,start();)publicvoidactionPerformed(ActionEvente){//out.setText(in.getText());out.setText(currentTime());publicvoidrun(){while(true){try(timer,sleep(1000);}catch(InterruptedExceptione){}in.setText(currentTime());;StringcurrentTime(){Datenow=newDateO;Stringstr=now.getHours()+p+now.getMinutes()+p+now.getSeconds();returnstr;)⚪ ὃᫀᓫ⚗⌱⚪ᫀ1)C2)D3)B4)C5)D6)A7)A8)B9)B⚗⌱⚪ᫀ1)AB
752)BD3)ADE4)AD5)BCD6)AB7)ABCD8)ABCD9)BC10)BC11)AC¸¹⚪{ᫀ1)private,public,protected;defaultppublic2)Object3)java.lang.Character;java.lang.Boolean4)Whatapleasure!IamTomHowdoyoudo?5)this(a)6)publicclassMyFrameextendsFrameimplementsRunnableSX⚪{ᫀ1)SXÉ1⚪importjava.io.*;publicclassSelectSort(publicstaticvoidmain(Stringargs[])(inta[]={20,10,50,40,30,70,60,80,90,100};inttemp;for(inti=0;i762)SXÉ2⚪importjava.io.*;importjava.net.publicclassHelloServer(publicstaticvoidmain(Stringargs[])throwslOException{ServerSocketserver=null;server=newServerSocket(8888);SocketClientSocket=null;ClientSocket=server.accept();Stringline;BufferedReaderis=newBufferedReader(newInputStreamReader(ClientSocket.getInputStream()));PrintWriteros=newPrintWriter(ClientSocket.getOutputStreamO);while(true){line=is.readLine();if(line,equals("hello")){os.printin(z/hello/z);os.flush();}3)SXÉ3⚪importjava.util.*;importjava.text.*;classThree!imeThreadextendsThread(publicThreeTimeThread(Stringstr){super(str);}publicvoidrun(){while(true){SimpleDateFormatformatter=newSimpleDateFormat(yyyy.MM.ddG'at'hh:mm:ssz)77}4)SXÉ4⚪Calculator,java:importjava.awt.importjava.awt.event.*;importjava.lang.*;importjava,applet.*78buttonPanel.add(b3);b3.addActionListener(this);b3.setActionCommand(3");bPlus=newButton(+”);buttonPanel.add(bPlus);bPlus.addActionListener(this);bPlus.setActionCommand(+);b4=newButton(oz4oz);buttonPanel.add(b4);b4.addActionListener(this);b4.setActionCommand(4);b5=newButton(5);buttonPanel.add(b5);b5.addActionListener(this);b5.setActionCommand(zo5/z);b6!newButton("6");buttonPanel.add(b6);b6.addActionListener(this);b6.setActionCommand(zo6/z);bSub=newButton($)buttonPanel.add(bSub);bSub.addActionListener(this);bSub.setActionCommand;b7=newButton("7");buttonPanel.add(b7);b7.addActionListener(this);b7.setActionCommand(7);b8=newButton("8");buttonPanel.add(b8);b8.addActionListener(this);b8.setActionCommand(8)&b9=newButton("9");buttonPanel.add(b9);b9.addActionListener(this);b9.setActionCommand("9);
79bMulti=newButton(*)buttonPanel.add(bMulti);bMulti.addActionListener(this);bMulti.setActionCommand(oo*zo);bO=newButton(0)&buttonPanel.add(bO);bO.addActionListener(this);bO.setActionCommand(zo0z/);bDot=newButton(.)&buttonPanel.add(bDot);bDot.addActionListener(this);bDot.setActionCommand(/z./z);bEqual=newButton(!)buttonPanel.add(bEqual);bEqual.addActionListener(this);bEqual.setActionCommand(=);bDiv=newButton(/)buttonPanel.add(bDiv);bDiv.addActionListener(this);bDiv.setActionCommand;publicvoidactionPerformed(ActionEvent.e){Stringstr=e.getActionCommand();charb=str.charAt(0);switch(b){case'O':case'1':case'2':case'3':case'4’:case'5':case'6':case'7':case'8o:case'9':onDisplay+=b;operand=operand*10+Integer.parselnt(str);if(isDotPressed)times*=10;tf.setText(OnDisplay);
80break;caseonDisplay+=b;isDotPressed=true;tf.setText(OnDisplay);break;case'+':case'-':case'*':case':operator=b;operandl=operand/times;System,out.printin(operandl);onDisplay!times=l;isDotPressed=false;operand=0;break;case'='|operand2=operand/times;System.out.println(operand2);switch(operator){case':result=operandl+operand2;break;case',|result=operandl-operand2;break;case':result=operandl*operand2;break;case':result=operandl/operand2;break;)tf.setText(float.toString(result));OnDisplay—”;times=l;isDotPressed=false;operand=0;break;))Calculator,html:()⚪ᫀthrowsServerTimedException;
81thrownewServerTimedException(serverName,portName);
82
