Bài 35: ArrayList trong Java (2)

[khongduocnoidoi]

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[/color][color=#007700]class [/color][color=#0000bb]dictionary [/color][color=#007700]implements [/color][color=#0000bb]serializable [/color][color=#007700]{    private [/color][color=#0000bb]string word[/color][color=#007700];    private [/color][color=#0000bb]string meaning[/color][color=#007700];     public [/color][color=#0000bb]string getword[/color][color=#007700]() {        return [/color][color=#0000bb]word[/color][color=#007700];    }     public [/color][color=#0000bb]void setword[/color][color=#007700]([/color][color=#0000bb]string word[/color][color=#007700]) {        [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]word [/color][color=#007700]= [/color][color=#0000bb]word[/color][color=#007700];    }     public [/color][color=#0000bb]string getmeaning[/color][color=#007700]() {        return [/color][color=#0000bb]meaning[/color][color=#007700];    }     public [/color][color=#0000bb]void setmeaning[/color][color=#007700]([/color][color=#0000bb]string meaning[/color][color=#007700]) {        [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]meaning [/color][color=#007700]= [/color][color=#0000bb]meaning[/color][color=#007700];    }} public class [/color][color=#0000bb]objectdictionary [/color][color=#007700]{    public static [/color][color=#0000bb]void main[/color][color=#007700]([/color][color=#0000bb]string [/color][color=#007700][] [/color][color=#0000bb]args[/color][color=#007700]){        [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]dictionary[/color][color=#007700]> [/color][color=#0000bb]listdic [/color][color=#007700]= new [/color][color=#0000bb]arraylist[/color][color=#007700]<>();        [/color][color=#0000bb]int numword[/color][color=#007700];        [/color][color=#0000bb]scanner input [/color][color=#007700]= new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]);        [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap so tu vung:"[/color][color=#007700]);        [/color][color=#0000bb]numword [/color][color=#007700]= [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextint[/color][color=#007700]();        [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();                       for ([/color][color=#0000bb]int i [/color][color=#007700]= [/color][color=#0000bb]0[/color][color=#007700]; [/color][color=#0000bb]i [/color][color=#007700]< [/color][color=#0000bb]numword[/color][color=#007700]; [/color][color=#0000bb]i[/color][color=#007700]++) {            [/color][color=#0000bb]dictionary dic [/color][color=#007700]= new [/color][color=#0000bb]dictionary[/color][color=#007700]();            [/color][color=#0000bb]string word[/color][color=#007700];            [/color][color=#0000bb]string meaning[/color][color=#007700];            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap tu tieng anh: "[/color][color=#007700]);            [/color][color=#0000bb]word [/color][color=#007700]= [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap nghia cua tu: "[/color][color=#007700]);            [/color][color=#0000bb]meaning [/color][color=#007700]= [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();            [/color][color=#0000bb]dic[/color][color=#007700].[/color][color=#0000bb]setword[/color][color=#007700]([/color][color=#0000bb]word[/color][color=#007700]);            [/color][color=#0000bb]dic[/color][color=#007700].[/color][color=#0000bb]setmeaning[/color][color=#007700]([/color][color=#0000bb]meaning[/color][color=#007700]);            [/color][color=#0000bb]listdic[/color][color=#007700].[/color][color=#0000bb]add[/color][color=#007700]([/color][color=#0000bb]dic[/color][color=#007700]);        }        try {            [/color][color=#ff8000]//ghi xuong file            [/color][color=#0000bb]fileoutputstream f [/color][color=#007700]= new [/color][color=#0000bb]fileoutputstream[/color][color=#007700]([/color][color=#dd0000]"d:\\dictionary.dat"[/color][color=#007700]);            [/color][color=#0000bb]objectoutputstream oot [/color][color=#007700]= new [/color][color=#0000bb]objectoutputstream[/color][color=#007700]([/color][color=#0000bb]f[/color][color=#007700]);            [/color][color=#0000bb]oot[/color][color=#007700].[/color][color=#0000bb]writeobject[/color][color=#007700]([/color][color=#0000bb]listdic[/color][color=#007700]);            [/color][color=#0000bb]f[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();            [/color][color=#0000bb]oot[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();        } catch ([/color][color=#0000bb]filenotfoundexception ex[/color][color=#007700]) {            [/color][color=#0000bb]logger[/color][color=#007700].[/color][color=#0000bb]getlogger[/color][color=#007700]([/color][color=#0000bb]objectdictionary[/color][color=#007700].class.[/color][color=#0000bb]getname[/color][color=#007700]()).[/color][color=#0000bb]log[/color][color=#007700]([/color][color=#0000bb]level[/color][color=#007700].[/color][color=#0000bb]severe[/color][color=#007700], [/color][color=#0000bb]null[/color][color=#007700], [/color][color=#0000bb]ex[/color][color=#007700]);        } catch ([/color][color=#0000bb]ioexception ex[/color][color=#007700]) {            [/color][color=#0000bb]logger[/color][color=#007700].[/color][color=#0000bb]getlogger[/color][color=#007700]([/color][color=#0000bb]objectdictionary[/color][color=#007700].class.[/color][color=#0000bb]getname[/color][color=#007700]()).[/color][color=#0000bb]log[/color][color=#007700]([/color][color=#0000bb]level[/color][color=#007700].[/color][color=#0000bb]severe[/color][color=#007700], [/color][color=#0000bb]null[/color][color=#007700], [/color][color=#0000bb]ex[/color][color=#007700]);        }         [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]dictionary[/color][color=#007700]> [/color][color=#0000bb]listdic2 [/color][color=#007700]= new [/color][color=#0000bb]arraylist[/color][color=#007700]<>();        try {            [/color][color=#0000bb]fileinputstream f [/color][color=#007700]= new [/color][color=#0000bb]fileinputstream[/color][color=#007700]([/color][color=#dd0000]"d:\\dictionary.dat"[/color][color=#007700]);            [/color][color=#0000bb]objectinputstream oit [/color][color=#007700]= new [/color][color=#0000bb]objectinputstream[/color][color=#007700]([/color][color=#0000bb]f[/color][color=#007700]);            [/color][color=#0000bb]listdic2 [/color][color=#007700]= ([/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]dictionary[/color][color=#007700]>) [/color][color=#0000bb]oit[/color][color=#007700].[/color][color=#0000bb]readobject[/color][color=#007700]();            [/color][color=#0000bb]f[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();            [/color][color=#0000bb]oit[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();        } catch ([/color][color=#0000bb]filenotfoundexception ex[/color][color=#007700]) {            [/color][color=#0000bb]logger[/color][color=#007700].[/color][color=#0000bb]getlogger[/color][color=#007700]([/color][color=#0000bb]objectdictionary[/color][color=#007700].class.[/color][color=#0000bb]getname[/color][color=#007700]()).[/color][color=#0000bb]log[/color][color=#007700]([/color][color=#0000bb]level[/color][color=#007700].[/color][color=#0000bb]severe[/color][color=#007700], [/color][color=#0000bb]null[/color][color=#007700], [/color][color=#0000bb]ex[/color][color=#007700]);        } catch ([/color][color=#0000bb]ioexception ex[/color][color=#007700]) {            [/color][color=#0000bb]logger[/color][color=#007700].[/color][color=#0000bb]getlogger[/color][color=#007700]([/color][color=#0000bb]objectdictionary[/color][color=#007700].class.[/color][color=#0000bb]getname[/color][color=#007700]()).[/color][color=#0000bb]log[/color][color=#007700]([/color][color=#0000bb]level[/color][color=#007700].[/color][color=#0000bb]severe[/color][color=#007700], [/color][color=#0000bb]null[/color][color=#007700], [/color][color=#0000bb]ex[/color][color=#007700]);        } catch ([/color][color=#0000bb]classnotfoundexception ex[/color][color=#007700]) {            [/color][color=#0000bb]logger[/color][color=#007700].[/color][color=#0000bb]getlogger[/color][color=#007700]([/color][color=#0000bb]objectdictionary[/color][color=#007700].class.[/color][color=#0000bb]getname[/color][color=#007700]()).[/color][color=#0000bb]log[/color][color=#007700]([/color][color=#0000bb]level[/color][color=#007700].[/color][color=#0000bb]severe[/color][color=#007700], [/color][color=#0000bb]null[/color][color=#007700], [/color][color=#0000bb]ex[/color][color=#007700]);        }           [/color][color=#0000bb]string tucantra[/color][color=#007700];        [/color][color=#0000bb]boolean found [/color][color=#007700]= [/color][color=#0000bb]false[/color][color=#007700];        [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap tu can tra nghia: "[/color][color=#007700]);        [/color][color=#0000bb]tucantra [/color][color=#007700]= [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();        for ([/color][color=#0000bb]int i [/color][color=#007700]= [/color][color=#0000bb]0[/color][color=#007700]; [/color][color=#0000bb]i [/color][color=#007700]< [/color][color=#0000bb]listdic2[/color][color=#007700].[/color][color=#0000bb]size[/color][color=#007700](); [/color][color=#0000bb]i[/color][color=#007700]++) {            if ( [/color][color=#0000bb]listdic2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getword[/color][color=#007700]().[/color][color=#0000bb]equalsignorecase[/color][color=#007700]([/color][color=#0000bb]tucantra[/color][color=#007700])) {                [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"tim thay tu can tra"[/color][color=#007700]);            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#0000bb]listdic2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getword[/color][color=#007700]() + [/color][color=#dd0000]": " [/color][color=#007700]+ [/color][color=#0000bb]listdic2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getmeaning[/color][color=#007700]());            [/color][color=#0000bb]found [/color][color=#007700]= [/color][color=#0000bb]true[/color][color=#007700];            break;            }        }        if ( ![/color][color=#0000bb]found[/color][color=#007700])            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"khong tim thay tu can tra"[/color][color=#007700]);    }}[/color] 

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[ltpitt]

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package hoc[/color][color=#007700].[/color][color=#0000bb]java[/color][color=#007700];    [/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]fileinputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]filenotfoundexception[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]fileoutputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]ioexception[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]objectinputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]objectoutputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]serializable[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]util[/color][color=#007700].[/color][color=#0000bb]arraylist[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]util[/color][color=#007700].[/color][color=#0000bb]scanner[/color][color=#007700];    public class [/color][color=#0000bb]unit35 [/color][color=#007700]{static [/color][color=#0000bb]int sotu[/color][color=#007700];    public static [/color][color=#0000bb]void main[/color][color=#007700]([/color][color=#0000bb]string[/color][color=#007700][] [/color][color=#0000bb]args[/color][color=#007700]) {[/color][color=#0000bb]unit35 u [/color][color=#007700]= new [/color][color=#0000bb]unit35[/color][color=#007700]();[/color][color=#0000bb]scanner in [/color][color=#007700]= new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]);[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"nhap so tu: "[/color][color=#007700]);[/color][color=#0000bb]sotu [/color][color=#007700]= [/color][color=#0000bb]in[/color][color=#007700].[/color][color=#0000bb]nextint[/color][color=#007700]();[/color][color=#0000bb]u[/color][color=#007700].[/color][color=#0000bb]outputtudien[/color][color=#007700]();[/color][color=#0000bb]u[/color][color=#007700].[/color][color=#0000bb]inputtudien[/color][color=#007700]();}    public [/color][color=#0000bb]void outputtudien[/color][color=#007700]() {[/color][color=#0000bb]scanner in [/color][color=#007700]= new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]);try {[/color][color=#0000bb]fileoutputstream f [/color][color=#007700]= new [/color][color=#0000bb]fileoutputstream[/color][color=#007700]([/color][color=#dd0000]"c:\\tudien.dat"[/color][color=#007700]);[/color][color=#0000bb]objectoutputstream obj [/color][color=#007700]= new [/color][color=#0000bb]objectoutputstream[/color][color=#007700]([/color][color=#0000bb]f[/color][color=#007700]);[/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]tudien2[/color][color=#007700]> [/color][color=#0000bb]listtudien [/color][color=#007700]= new [/color][color=#0000bb]arraylist[/color][color=#007700]();for ([/color][color=#0000bb]int i [/color][color=#007700]= [/color][color=#0000bb]0[/color][color=#007700]; [/color][color=#0000bb]i [/color][color=#007700]< [/color][color=#0000bb]sotu[/color][color=#007700]; [/color][color=#0000bb]i[/color][color=#007700]++) {[/color][color=#0000bb]tudien2 x [/color][color=#007700]= new [/color][color=#0000bb]tudien2[/color][color=#007700]();[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap tu: "[/color][color=#007700]);[/color][color=#0000bb]x[/color][color=#007700].[/color][color=#0000bb]settu[/color][color=#007700]([/color][color=#0000bb]in[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]());[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nghia tu: "[/color][color=#007700]);[/color][color=#0000bb]x[/color][color=#007700].[/color][color=#0000bb]setnghia[/color][color=#007700]([/color][color=#0000bb]in[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]());[/color][color=#0000bb]listtudien[/color][color=#007700].[/color][color=#0000bb]add[/color][color=#007700]([/color][color=#0000bb]x[/color][color=#007700]);}[/color][color=#0000bb]obj[/color][color=#007700].[/color][color=#0000bb]writeobject[/color][color=#007700]([/color][color=#0000bb]listtudien[/color][color=#007700]);[/color][color=#0000bb]obj[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();[/color][color=#0000bb]f[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();} catch ([/color][color=#0000bb]ioexception e[/color][color=#007700]) {[/color][color=#ff8000]// todo auto-generated catch block[/color][color=#0000bb]e[/color][color=#007700].[/color][color=#0000bb]printstacktrace[/color][color=#007700]();}    }    public [/color][color=#0000bb]void inputtudien[/color][color=#007700]() {try {[/color][color=#0000bb]fileinputstream file [/color][color=#007700]= new [/color][color=#0000bb]fileinputstream[/color][color=#007700]([/color][color=#dd0000]"c:\\tudien.dat"[/color][color=#007700]);[/color][color=#0000bb]objectinputstream oit [/color][color=#007700]= new [/color][color=#0000bb]objectinputstream[/color][color=#007700]([/color][color=#0000bb]file[/color][color=#007700]);[/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]tudien2[/color][color=#007700]> [/color][color=#0000bb]listtudien2 [/color][color=#007700]= new [/color][color=#0000bb]arraylist[/color][color=#007700]();[/color][color=#0000bb]tudien2 x [/color][color=#007700]= new [/color][color=#0000bb]tudien2[/color][color=#007700]();[/color][color=#0000bb]listtudien2 [/color][color=#007700]= ([/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]tudien2[/color][color=#007700]>) [/color][color=#0000bb]oit[/color][color=#007700].[/color][color=#0000bb]readobject[/color][color=#007700]();for ([/color][color=#0000bb]int i [/color][color=#007700]= [/color][color=#0000bb]0[/color][color=#007700]; [/color][color=#0000bb]i [/color][color=#007700]< [/color][color=#0000bb]sotu[/color][color=#007700]; [/color][color=#0000bb]i[/color][color=#007700]++) {[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#0000bb]listtudien2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]gettu[/color][color=#007700]());[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#0000bb]listtudien2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getnghia[/color][color=#007700]());}}    catch ([/color][color=#0000bb]ioexception e[/color][color=#007700]) {[/color][color=#ff8000]// todo auto-generated catch block[/color][color=#0000bb]e[/color][color=#007700].[/color][color=#0000bb]printstacktrace[/color][color=#007700]();} catch ([/color][color=#0000bb]classnotfoundexception e[/color][color=#007700]) {[/color][color=#ff8000]// todo auto-generated catch block[/color][color=#0000bb]e[/color][color=#007700].[/color][color=#0000bb]printstacktrace[/color][color=#007700]();}    }}    class [/color][color=#0000bb]tudien2 [/color][color=#007700]implements [/color][color=#0000bb]serializable [/color][color=#007700]{private [/color][color=#0000bb]string tu[/color][color=#007700];private [/color][color=#0000bb]string nghia[/color][color=#007700];    public [/color][color=#0000bb]string gettu[/color][color=#007700]() {return [/color][color=#0000bb]tu[/color][color=#007700];}    public [/color][color=#0000bb]void settu[/color][color=#007700]([/color][color=#0000bb]string tu[/color][color=#007700]) {[/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]tu [/color][color=#007700]= [/color][color=#0000bb]tu[/color][color=#007700];}    public [/color][color=#0000bb]string getnghia[/color][color=#007700]() {return [/color][color=#0000bb]nghia[/color][color=#007700];}    public [/color][color=#0000bb]void setnghia[/color][color=#007700]([/color][color=#0000bb]string nghia[/color][color=#007700]) {[/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]nghia [/color][color=#007700]= [/color][color=#0000bb]nghia[/color][color=#007700];}    }[/color] 

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[nguyendung39411]

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 package paractice[/color][color=#007700]; [/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]fileinputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]fileoutputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]ioexception[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io_objectinputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io_objectoutputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]serializable[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]util[/color][color=#007700].[/color][color=#0000bb]arraylist[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]util[/color][color=#007700].[/color][color=#0000bb]scanner[/color][color=#007700]; public class [/color][color=#0000bb]dictionary [/color][color=#007700]{     static [/color][color=#0000bb]scanner input [/color][color=#007700]= new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]);     public static [/color][color=#0000bb]void main[/color][color=#007700]([/color][color=#0000bb]string[/color][color=#007700][] [/color][color=#0000bb]args[/color][color=#007700]) [/color][color=#0000bb]throws ioexception [/color][color=#007700]{        [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]words[/color][color=#007700]> [/color][color=#0000bb]listdirec2 [/color][color=#007700]= new [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]words[/color][color=#007700]>();         [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"input paths file:"[/color][color=#007700]);        [/color][color=#0000bb]string paths [/color][color=#007700]= [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();        [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"amount words:"[/color][color=#007700]);        [/color][color=#0000bb]int n [/color][color=#007700]= [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextint[/color][color=#007700]();        [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();         [/color][color=#0000bb]dictionary dic [/color][color=#007700]= new [/color][color=#0000bb]dictionary[/color][color=#007700]();         [/color][color=#0000bb]dic[/color][color=#007700].[/color][color=#0000bb]inputdata[/color][color=#007700]([/color][color=#0000bb]paths[/color][color=#007700], [/color][color=#0000bb]n[/color][color=#007700]);         [/color][color=#0000bb]dic[/color][color=#007700].[/color][color=#0000bb]readfileandsave[/color][color=#007700]([/color][color=#0000bb]paths[/color][color=#007700], [/color][color=#0000bb]listdirec2[/color][color=#007700]);        [/color][color=#0000bb]dic[/color][color=#007700].[/color][color=#0000bb]searchwords[/color][color=#007700]([/color][color=#0000bb]paths[/color][color=#007700], [/color][color=#0000bb]listdirec2[/color][color=#007700], [/color][color=#dd0000]"hello"[/color][color=#007700]);    }     public [/color][color=#0000bb]void inputdata[/color][color=#007700]([/color][color=#0000bb]string paths[/color][color=#007700], [/color][color=#0000bb]int n[/color][color=#007700]) {        [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]words[/color][color=#007700]> [/color][color=#0000bb]listdirec [/color][color=#007700]= new [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]words[/color][color=#007700]>();         [/color][color=#0000bb]scanner input1 [/color][color=#007700]= new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]);        for ([/color][color=#0000bb]int i [/color][color=#007700]= [/color][color=#0000bb]0[/color][color=#007700]; [/color][color=#0000bb]i [/color][color=#007700]< [/color][color=#0000bb]n[/color][color=#007700]; [/color][color=#0000bb]i[/color][color=#007700]++) {            [/color][color=#0000bb]words x [/color][color=#007700]= new [/color][color=#0000bb]words[/color][color=#007700]();             [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"words " [/color][color=#007700]+ [/color][color=#0000bb]i [/color][color=#007700]+ [/color][color=#dd0000]" is the:"[/color][color=#007700]);            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"words:"[/color][color=#007700]);            [/color][color=#0000bb]string words [/color][color=#007700]= [/color][color=#0000bb]input1[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"mean:"[/color][color=#007700]);            [/color][color=#0000bb]string mean [/color][color=#007700]= [/color][color=#0000bb]input1[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();             [/color][color=#0000bb]x[/color][color=#007700].[/color][color=#0000bb]setwords[/color][color=#007700]([/color][color=#0000bb]words[/color][color=#007700]);            [/color][color=#0000bb]x[/color][color=#007700].[/color][color=#0000bb]setmean[/color][color=#007700]([/color][color=#0000bb]mean[/color][color=#007700]);             [/color][color=#0000bb]listdirec[/color][color=#007700].[/color][color=#0000bb]add[/color][color=#007700]([/color][color=#0000bb]x[/color][color=#007700]);        }         try {            [/color][color=#0000bb]fileoutputstream f [/color][color=#007700]= new [/color][color=#0000bb]fileoutputstream[/color][color=#007700]([/color][color=#0000bb]paths[/color][color=#007700]);            [/color][color=#0000bb]objectoutputstream oot [/color][color=#007700]= new [/color][color=#0000bb]objectoutputstream[/color][color=#007700]([/color][color=#0000bb]f[/color][color=#007700]);            [/color][color=#0000bb]oot[/color][color=#007700].[/color][color=#0000bb]writeobject[/color][color=#007700]([/color][color=#0000bb]listdirec[/color][color=#007700]);             [/color][color=#0000bb]oot[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();            [/color][color=#0000bb]f[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();        } catch ([/color][color=#0000bb]ioexception e[/color][color=#007700]) {            [/color][color=#ff8000]// todo auto-generated catch block            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"error!!" [/color][color=#007700]+ [/color][color=#0000bb]e[/color][color=#007700]);            [/color][color=#ff8000]// e.printstacktrace();        [/color][color=#007700]}         [/color][color=#0000bb]input1[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();    }     @[/color][color=#0000bb]suppresswarnings[/color][color=#007700]([/color][color=#dd0000]"unchecked"[/color][color=#007700])    public [/color][color=#0000bb]void readfileandsave[/color][color=#007700]([/color][color=#0000bb]string paths[/color][color=#007700], [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]words[/color][color=#007700]> [/color][color=#0000bb]listdirec2[/color][color=#007700]) {         try {            [/color][color=#0000bb]fileinputstream fi [/color][color=#007700]= new [/color][color=#0000bb]fileinputstream[/color][color=#007700]([/color][color=#0000bb]paths[/color][color=#007700]);            [/color][color=#0000bb]objectinputstream oit [/color][color=#007700]= new [/color][color=#0000bb]objectinputstream[/color][color=#007700]([/color][color=#0000bb]fi[/color][color=#007700]);            [/color][color=#0000bb]listdirec2 [/color][color=#007700]= ([/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]words[/color][color=#007700]>) [/color][color=#0000bb]oit[/color][color=#007700].[/color][color=#0000bb]readobject[/color][color=#007700]();            [/color][color=#0000bb]oit[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();            [/color][color=#0000bb]fi[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();        } catch ([/color][color=#0000bb]ioexception ex[/color][color=#007700]) {            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"error!"[/color][color=#007700]);        } catch ([/color][color=#0000bb]classnotfoundexception ec[/color][color=#007700]) {            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"not found class"[/color][color=#007700]);        }         [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"list word in dictionary!!"[/color][color=#007700]);        for ([/color][color=#0000bb]int i [/color][color=#007700]= [/color][color=#0000bb]0[/color][color=#007700]; [/color][color=#0000bb]i [/color][color=#007700]< [/color][color=#0000bb]listdirec2[/color][color=#007700].[/color][color=#0000bb]size[/color][color=#007700](); [/color][color=#0000bb]i[/color][color=#007700]++) {            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"word: " [/color][color=#007700]+ [/color][color=#0000bb]listdirec2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getwords[/color][color=#007700]()                    + [/color][color=#dd0000]" mean: " [/color][color=#007700]+ [/color][color=#0000bb]listdirec2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getmean[/color][color=#007700]());        }    }     @[/color][color=#0000bb]suppresswarnings[/color][color=#007700]([/color][color=#dd0000]"unchecked"[/color][color=#007700])    public [/color][color=#0000bb]void searchwords[/color][color=#007700]([/color][color=#0000bb]string paths[/color][color=#007700], [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]words[/color][color=#007700]> [/color][color=#0000bb]listdirec2[/color][color=#007700],            [/color][color=#0000bb]string words[/color][color=#007700]) {         try {            [/color][color=#0000bb]fileinputstream fi [/color][color=#007700]= new [/color][color=#0000bb]fileinputstream[/color][color=#007700]([/color][color=#0000bb]paths[/color][color=#007700]);            [/color][color=#0000bb]objectinputstream oit [/color][color=#007700]= new [/color][color=#0000bb]objectinputstream[/color][color=#007700]([/color][color=#0000bb]fi[/color][color=#007700]);            [/color][color=#0000bb]listdirec2 [/color][color=#007700]= ([/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]words[/color][color=#007700]>) [/color][color=#0000bb]oit[/color][color=#007700].[/color][color=#0000bb]readobject[/color][color=#007700]();            [/color][color=#0000bb]oit[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();            [/color][color=#0000bb]fi[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();        } catch ([/color][color=#0000bb]ioexception ex[/color][color=#007700]) {            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"error!"[/color][color=#007700]);        } catch ([/color][color=#0000bb]classnotfoundexception ec[/color][color=#007700]) {            [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"not found class"[/color][color=#007700]);        }         for ([/color][color=#0000bb]int i [/color][color=#007700]= [/color][color=#0000bb]0[/color][color=#007700]; [/color][color=#0000bb]i [/color][color=#007700]< [/color][color=#0000bb]listdirec2[/color][color=#007700].[/color][color=#0000bb]size[/color][color=#007700](); [/color][color=#0000bb]i[/color][color=#007700]++) {            if ([/color][color=#0000bb]words[/color][color=#007700].[/color][color=#0000bb]compareto[/color][color=#007700]([/color][color=#0000bb]listdirec2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getwords[/color][color=#007700]()) == [/color][color=#0000bb]0[/color][color=#007700]) {                [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"have words to find"[/color][color=#007700]);                [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"words:" [/color][color=#007700]+ [/color][color=#0000bb]listdirec2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getwords[/color][color=#007700]());                [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"mean:" [/color][color=#007700]+ [/color][color=#0000bb]listdirec2[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getmean[/color][color=#007700]());            }        }    }} class [/color][color=#0000bb]words [/color][color=#007700]implements [/color][color=#0000bb]serializable [/color][color=#007700]{    [/color][color=#ff8000]/**     *     */    [/color][color=#007700]private static final [/color][color=#0000bb]long serialversionuid [/color][color=#007700]= [/color][color=#0000bb]1l[/color][color=#007700];    private [/color][color=#0000bb]string words[/color][color=#007700];    private [/color][color=#0000bb]string mean[/color][color=#007700];     public [/color][color=#0000bb]string getwords[/color][color=#007700]() {        return [/color][color=#0000bb]words[/color][color=#007700];    }     public [/color][color=#0000bb]void setwords[/color][color=#007700]([/color][color=#0000bb]string words[/color][color=#007700]) {        [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]words [/color][color=#007700]= [/color][color=#0000bb]words[/color][color=#007700];    }     public [/color][color=#0000bb]string getmean[/color][color=#007700]() {        return [/color][color=#0000bb]mean[/color][color=#007700];    }     public [/color][color=#0000bb]void setmean[/color][color=#007700]([/color][color=#0000bb]string mean[/color][color=#007700]) {        [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]mean [/color][color=#007700]= [/color][color=#0000bb]mean[/color][color=#007700];    } } [/color] 

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[TAI8716496]

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package nhansu[/color][color=#007700];    [/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]awt[/color][color=#007700].list;[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]fileinputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]fileoutputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]ioexception[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]objectinputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]objectoutputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]serializable[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]util[/color][color=#007700].[/color][color=#0000bb]arraylist[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]util[/color][color=#007700].[/color][color=#0000bb]scanner[/color][color=#007700];    public class [/color][color=#0000bb]unit35 [/color][color=#007700]{public static [/color][color=#0000bb]void main[/color][color=#007700]([/color][color=#0000bb]string[/color][color=#007700][] [/color][color=#0000bb]args[/color][color=#007700])[/color][color=#0000bb]throws ioexception[/color][color=#007700]{    [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]tudien[/color][color=#007700]> list =new [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]tudien[/color][color=#007700]>();[/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]tudien[/color][color=#007700]> [/color][color=#0000bb]list1 [/color][color=#007700]=new [/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]tudien[/color][color=#007700]>();[/color][color=#0000bb]scanner sc[/color][color=#007700]=new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]);[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"nhap so tu: "[/color][color=#007700]);[/color][color=#0000bb]int n[/color][color=#007700]=[/color][color=#0000bb]sc[/color][color=#007700].[/color][color=#0000bb]nextint[/color][color=#007700]();for([/color][color=#0000bb]int i[/color][color=#007700]=[/color][color=#0000bb]0[/color][color=#007700];[/color][color=#0000bb]i[/color][color=#007700]<[/color][color=#0000bb]n[/color][color=#007700];[/color][color=#0000bb]i[/color][color=#007700]++){[/color][color=#0000bb]tudien td[/color][color=#007700]=new [/color][color=#0000bb]tudien[/color][color=#007700]();[/color][color=#0000bb]scanner sc1[/color][color=#007700]=new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]);[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"tu thu "[/color][color=#007700]+([/color][color=#0000bb]i[/color][color=#007700]+[/color][color=#0000bb]1[/color][color=#007700])+[/color][color=#dd0000]":"[/color][color=#007700]);[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"nhap tu:"[/color][color=#007700]);[/color][color=#0000bb]td[/color][color=#007700].[/color][color=#0000bb]settu[/color][color=#007700]([/color][color=#0000bb]sc1[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]());[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"nhap nghia: "[/color][color=#007700]);[/color][color=#0000bb]td[/color][color=#007700].[/color][color=#0000bb]setnghia[/color][color=#007700]([/color][color=#0000bb]sc1[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]());list.[/color][color=#0000bb]add[/color][color=#007700]([/color][color=#0000bb]td[/color][color=#007700]);}try {[/color][color=#0000bb]fileoutputstream fout[/color][color=#007700]=new [/color][color=#0000bb]fileoutputstream[/color][color=#007700]([/color][color=#dd0000]"e:\\tudien.dat"[/color][color=#007700]);[/color][color=#0000bb]objectoutputstream opout[/color][color=#007700]=new [/color][color=#0000bb]objectoutputstream[/color][color=#007700]([/color][color=#0000bb]fout[/color][color=#007700]);[/color][color=#0000bb]opout[/color][color=#007700].[/color][color=#0000bb]writeobject[/color][color=#007700](list);[/color][color=#0000bb]fout[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();[/color][color=#0000bb]opout[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();} catch ([/color][color=#0000bb]exception e[/color][color=#007700]) {[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"write file error"[/color][color=#007700]);[/color][color=#ff8000]// todo: handle exception[/color][color=#007700]} [/color][color=#0000bb]scanner sc2[/color][color=#007700]=new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]);[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"nhap tu can tim kiem:"[/color][color=#007700]);[/color][color=#0000bb]string find[/color][color=#007700]=[/color][color=#0000bb]sc2[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();try {[/color][color=#0000bb]fileinputstream fin[/color][color=#007700]=new [/color][color=#0000bb]fileinputstream[/color][color=#007700]([/color][color=#dd0000]"e:\\tudien.dat"[/color][color=#007700]);[/color][color=#0000bb]objectinputstream opin[/color][color=#007700]=new [/color][color=#0000bb]objectinputstream[/color][color=#007700]([/color][color=#0000bb]fin[/color][color=#007700]);[/color][color=#0000bb]list1[/color][color=#007700]=([/color][color=#0000bb]arraylist[/color][color=#007700]<[/color][color=#0000bb]tudien[/color][color=#007700]>)[/color][color=#0000bb]opin[/color][color=#007700].[/color][color=#0000bb]readobject[/color][color=#007700]();[/color][color=#0000bb]fin[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();[/color][color=#0000bb]opin[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700]();} catch ([/color][color=#0000bb]exception e[/color][color=#007700]) {[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"read file error"[/color][color=#007700]);[/color][color=#ff8000]// todo: handle exception[/color][color=#007700]}for([/color][color=#0000bb]int i[/color][color=#007700]=[/color][color=#0000bb]0[/color][color=#007700];[/color][color=#0000bb]i[/color][color=#007700]<list.[/color][color=#0000bb]size[/color][color=#007700]();[/color][color=#0000bb]i[/color][color=#007700]++){if([/color][color=#0000bb]find[/color][color=#007700].[/color][color=#0000bb]equals[/color][color=#007700]([/color][color=#0000bb]list1[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]gettu[/color][color=#007700]())){[/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"ten:"[/color][color=#007700]+[/color][color=#0000bb]list1[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]gettu[/color][color=#007700]()+[/color][color=#dd0000]" nghia:"[/color][color=#007700]+[/color][color=#0000bb]list1[/color][color=#007700].[/color][color=#0000bb]get[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]).[/color][color=#0000bb]getnghia[/color][color=#007700]());}}}}    class [/color][color=#0000bb]tudien [/color][color=#007700]implements [/color][color=#0000bb]serializable[/color][color=#007700]{public [/color][color=#0000bb]string tu[/color][color=#007700];public [/color][color=#0000bb]string nghia[/color][color=#007700];public [/color][color=#0000bb]string gettu[/color][color=#007700]() {return [/color][color=#0000bb]tu[/color][color=#007700];}public [/color][color=#0000bb]void settu[/color][color=#007700]([/color][color=#0000bb]string tu[/color][color=#007700]) {[/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]tu [/color][color=#007700]= [/color][color=#0000bb]tu[/color][color=#007700];}public [/color][color=#0000bb]string getnghia[/color][color=#007700]() {return [/color][color=#0000bb]nghia[/color][color=#007700];}public [/color][color=#0000bb]void setnghia[/color][color=#007700]([/color][color=#0000bb]string nghia[/color][color=#007700]) {[/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]nghia [/color][color=#007700]= [/color][color=#0000bb]nghia[/color][color=#007700];}}       [/color] 

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[dulangtupk]

exception in thread "main" java.lang.nosuchmethoderror: nhansu.tudien.settu(ljava/lang/stringv
at nhansu.unit35.main(unit35.java:26)