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11-07-2013, 07:00 AM #21Junior Member
- Ngày tham gia
- Apr 2014
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Mã:package baitap; //tạo package nhân sự, trong có 2 class là sinh viên và giảng viên //class sinh viên gồm các thuộc tính: họ tên, lớp học, điểm toán, lý, hóa. //class giảng viên gồm các thuộc tính: họ tên, lớp dạy, năm sinh, lương. //tạo đối tượng học sinh a. //tạo đối tượng giảng viên b. //các giá trị của thuộc tính a và b nhập vào từ bàn phím. //xử lý dữ liệu báo ra thông tin của a và b, tính và báo ra điểm trung bình của a, //xếp loại học lực, báo b có dạy a hay không! //các thuộc tính để private, sử dụng phương thức getter, setter. //lập trình hướng đối tượng! class sinhvien{ private string hotensv; private string lophoc; private float diemtoan, diemly,diemhoa; // dat va lay ho ten public void sethotensv(string ht){ this.hotensv=ht; } public string gethotensv(){ return hotensv; } // dat va lay lop public void setlophoc(string l){ this.lophoc=l; } public string getlophoc(){ return lophoc; } //dat va lay diem toan public void setdiemtoan(float dt){ this.diemtoan=dt; } public float getdiemtoan(){ return diemtoan; } //dat va lay diem ly public void setdiemly(float dl){ this.diemly=dl; } public float getdiemly(){ return diemly; } //dat va lay diem hoa public void setdiemhoa(float dh){ this.diemhoa=dh; } public float getdiemhoa(){ return diemhoa; } public float tinhdiemtb(float dt, float dl, float dh){ float dtb; dtb=(dt+dl+dh)/3; return dtb; } public void xeploaisv(float dtb){ if(dtb>=8.0){ system.out.println("xep loai hoc luc gioi"); } else if(dtb>=6.5){ system.out.println("xep loai hoc luc kha"); } else if(dtb>=5.0){ system.out.println("xep loai hoc luc trung binh"); } else system.out.println("xep loai hoc luc yeu"); } public void insv(){ system.out.println(" ho ten sv:"+this.hotensv+" lop hoc:"+this.lophoc+" diem toan:"+this.diemtoan+" diem ly:"+this.diemly+" diem hoa:"+this.diemhoa); } } class giangvien{ private string lopday,hotengv; private int namsinh; private float luong; // dat lop day va lay lop day public void setlopday(string ld){ this.lopday= ld; } public string getlopdaysv(){ return lopday; } // dat lop day va lay ho ten public void sethotengv(string htgv){ this.hotengv= htgv; } public string gethoten(){ return hotengv; } // dat lop day va lay nam sinh public void setnamsinhgv(int ns){ this.namsinh= ns; } public int getnamsinh(){ return namsinh; } // dat lop day va lay luong public void setluong(float l){ this.luong= l; } public float getluong(){ return luong; } public void ingv(){ system.out.println(" ho ten gv:"+this.hotengv+" lop day:"+this.lopday+" nam sinh:"+this.namsinh+" luong:"+this.luong); } } public class mainsetandget { public static void main(string[] args) { sinhvien sv= new sinhvien(); sv.sethotensv("nguyen a"); sv.setlophoc("cntt"); sv.setdiemtoan(8.0f); sv.setdiemly(9.5f); sv.setdiemhoa(8.0f); sv.insv(); float dtb; dtb= sv.tinhdiemtb(sv.getdiemtoan(), sv.getdiemly(), sv.getdiemhoa()); system.out.println("diem trung binh sinh vien la:"+dtb); sv.xeploaisv(dtb); giangvien gv= new giangvien(); gv.sethotengv("nguyen b"); gv.setlopday("xay dung"); gv.setnamsinhgv(1989); gv.setluong(4000000.0f); gv.ingv(); if(sv.getlophoc().equals(gv.getlopdaysv())) { system.out.println("co day sinh vien"); } else system.out.println("khong day sinh vien"); } }
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11-07-2013, 07:00 AM #22Junior Member
- Ngày tham gia
- Jan 2015
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mong các bạn chỉ bảo giúp. cảm ơn!
class sinhvien
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Mã nguồn PHP:[color=#000000]
package nhansu[/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]sinhvien [/color][color=#007700]{ private [/color][color=#0000bb]string hoten[/color][color=#007700], [/color][color=#0000bb]lophoc[/color][color=#007700]; private [/color][color=#0000bb]float toan[/color][color=#007700], [/color][color=#0000bb]ly[/color][color=#007700], [/color][color=#0000bb]hoa[/color][color=#007700]; public [/color][color=#0000bb]string gethoten[/color][color=#007700]() { return [/color][color=#0000bb]hoten[/color][color=#007700]; } public [/color][color=#0000bb]void sethoten[/color][color=#007700]([/color][color=#0000bb]string hoten[/color][color=#007700]) { [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]hoten [/color][color=#007700]= [/color][color=#0000bb]hoten[/color][color=#007700]; } public [/color][color=#0000bb]string getlophoc[/color][color=#007700]() { return [/color][color=#0000bb]lophoc[/color][color=#007700]; } public [/color][color=#0000bb]void setlophoc[/color][color=#007700]([/color][color=#0000bb]string lophoc[/color][color=#007700]) { [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]lophoc [/color][color=#007700]= [/color][color=#0000bb]lophoc[/color][color=#007700]; } public [/color][color=#0000bb]float gettoan[/color][color=#007700]() { return [/color][color=#0000bb]toan[/color][color=#007700]; } public [/color][color=#0000bb]void settoan[/color][color=#007700]([/color][color=#0000bb]float toan[/color][color=#007700]) { [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]toan [/color][color=#007700]= [/color][color=#0000bb]toan[/color][color=#007700]; } public [/color][color=#0000bb]float getly[/color][color=#007700]() { return [/color][color=#0000bb]ly[/color][color=#007700]; } public [/color][color=#0000bb]void setly[/color][color=#007700]([/color][color=#0000bb]float ly[/color][color=#007700]) { [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]ly [/color][color=#007700]= [/color][color=#0000bb]ly[/color][color=#007700]; } public [/color][color=#0000bb]float gethoa[/color][color=#007700]() { return [/color][color=#0000bb]hoa[/color][color=#007700]; } public [/color][color=#0000bb]void sethoa[/color][color=#007700]([/color][color=#0000bb]float hoa[/color][color=#007700]) { [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]hoa [/color][color=#007700]= [/color][color=#0000bb]hoa[/color][color=#007700]; } public [/color][color=#0000bb]void nhaptt[/color][color=#007700]() { [/color][color=#0000bb]scanner scan [/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]"
ho ten sv:"[/color][color=#007700]); [/color][color=#0000bb]hoten [/color][color=#007700]= [/color][color=#0000bb]scan[/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]"
lop cua sv:"[/color][color=#007700]); [/color][color=#0000bb]lophoc [/color][color=#007700]= [/color][color=#0000bb]scan[/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]"
diem toan:"[/color][color=#007700]); [/color][color=#0000bb]toan [/color][color=#007700]= [/color][color=#0000bb]scan[/color][color=#007700].[/color][color=#0000bb]nextfloat[/color][color=#007700](); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"
diem ly:"[/color][color=#007700]); [/color][color=#0000bb]ly [/color][color=#007700]= [/color][color=#0000bb]scan[/color][color=#007700].[/color][color=#0000bb]nextfloat[/color][color=#007700](); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"
diem hoa:"[/color][color=#007700]); [/color][color=#0000bb]hoa [/color][color=#007700]= [/color][color=#0000bb]scan[/color][color=#007700].[/color][color=#0000bb]nextfloat[/color][color=#007700](); } public [/color][color=#0000bb]float diemtb[/color][color=#007700]() { return (float) ([/color][color=#0000bb]toan [/color][color=#007700]+ [/color][color=#0000bb]ly [/color][color=#007700]+ [/color][color=#0000bb]hoa[/color][color=#007700]) / [/color][color=#0000bb]3[/color][color=#007700]; } public [/color][color=#0000bb]string xeploai[/color][color=#007700]() { if ([/color][color=#0000bb]diemtb[/color][color=#007700]() >= [/color][color=#0000bb]8[/color][color=#007700]) { return [/color][color=#dd0000]"gioi"[/color][color=#007700]; } else { if ([/color][color=#0000bb]diemtb[/color][color=#007700]() >= [/color][color=#0000bb]7[/color][color=#007700]) { return [/color][color=#dd0000]"kha"[/color][color=#007700]; } else { if ([/color][color=#0000bb]diemtb[/color][color=#007700]() >= [/color][color=#0000bb]5[/color][color=#007700]) { return [/color][color=#dd0000]"trung binh"[/color][color=#007700]; } else { return [/color][color=#dd0000]"yeu"[/color][color=#007700]; } } } } public [/color][color=#0000bb]void hientt[/color][color=#007700]() { [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"
" [/color][color=#007700]+ [/color][color=#0000bb]hoten [/color][color=#007700]+ [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]lophoc [/color][color=#007700]+ [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]toan [/color][color=#007700]+ [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]ly [/color][color=#007700]+ [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]hoa [/color][color=#007700]+ [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]diemtb[/color][color=#007700]() + [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]xeploai[/color][color=#007700]()); }}[/color]
</div>
</div>
class giangvien
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Mã nguồn PHP:[color=#000000]
package nhansu[/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]giangvien [/color][color=#007700]{ private [/color][color=#0000bb]string hoten[/color][color=#007700], [/color][color=#0000bb]lopday[/color][color=#007700]; private [/color][color=#0000bb]int namsinh[/color][color=#007700], [/color][color=#0000bb]luong[/color][color=#007700]; public [/color][color=#0000bb]void nhaptt[/color][color=#007700]() { [/color][color=#0000bb]scanner scan [/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]"
ho ten giang vien:"[/color][color=#007700]); [/color][color=#0000bb]hoten [/color][color=#007700]= [/color][color=#0000bb]scan[/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]"
day lop:"[/color][color=#007700]); [/color][color=#0000bb]lopday [/color][color=#007700]= [/color][color=#0000bb]scan[/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]"
nam sinh:"[/color][color=#007700]); do { [/color][color=#0000bb]namsinh [/color][color=#007700]= [/color][color=#0000bb]scan[/color][color=#007700].[/color][color=#0000bb]nextint[/color][color=#007700](); if ([/color][color=#0000bb]namsinh [/color][color=#007700]< [/color][color=#0000bb]0[/color][color=#007700]) { [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap lai nam sinh"[/color][color=#007700]); } } while ([/color][color=#0000bb]namsinh [/color][color=#007700]< [/color][color=#0000bb]0[/color][color=#007700]); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"
luong giang vien:"[/color][color=#007700]); do { [/color][color=#0000bb]luong [/color][color=#007700]= [/color][color=#0000bb]scan[/color][color=#007700].[/color][color=#0000bb]nextint[/color][color=#007700](); if ([/color][color=#0000bb]luong [/color][color=#007700]< [/color][color=#0000bb]0[/color][color=#007700]) [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap lai luong"[/color][color=#007700]); } while ([/color][color=#0000bb]luong [/color][color=#007700]< [/color][color=#0000bb]0[/color][color=#007700]); } public [/color][color=#0000bb]void hientt[/color][color=#007700]() { [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"
" [/color][color=#007700]+ [/color][color=#0000bb]hoten [/color][color=#007700]+ [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]lopday [/color][color=#007700]+ [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]namsinh [/color][color=#007700]+ [/color][color=#dd0000]"\t" [/color][color=#007700]+ [/color][color=#0000bb]luong[/color][color=#007700]); } public [/color][color=#0000bb]string gethoten[/color][color=#007700]() { return [/color][color=#0000bb]hoten[/color][color=#007700]; } public [/color][color=#0000bb]string getlopday[/color][color=#007700]() { return [/color][color=#0000bb]lopday[/color][color=#007700]; } public [/color][color=#0000bb]int getnamsinh[/color][color=#007700]() { return [/color][color=#0000bb]namsinh[/color][color=#007700]; } public [/color][color=#0000bb]int getluong[/color][color=#007700]() { return [/color][color=#0000bb]luong[/color][color=#007700]; }}[/color]
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</div>
main
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Mã nguồn PHP:[color=#000000]
package nhansu[/color][color=#007700];[/color][color=#ff8000]//tạo package nhân sự, trong có 2 class là sinh viên và giảng viên//class sinh viên gồm các thuộc tính: họ tên, lớp học, điểm toán, lý, hóa.//class giảng viên gồm các thuộc tính: họ tên, lớp dạy, năm sinh, lương.//tạo đối tượng học sinh a.//tạo đối tượng giảng viên b.//các giá trị của thuộc tính a và b nhập vào từ bàn phím.//xử lý dữ liệu báo ra thông tin của a và b, tính và báo ra điểm trung bình của a,//xếp loại học lực, báo b có dạy a hay không!//các thuộc tính để private, sử dụng phương thức getter, setter.//lập trình hướng đối tượng![/color][color=#007700]public class [/color][color=#0000bb]main [/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]sinhvien a[/color][color=#007700]=new [/color][color=#0000bb]sinhvien[/color][color=#007700](); [/color][color=#0000bb]giangvien b[/color][color=#007700]=new [/color][color=#0000bb]giangvien[/color][color=#007700](); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"
nhap thong tin sinh vien"[/color][color=#007700]); [/color][color=#0000bb]a[/color][color=#007700].[/color][color=#0000bb]nhaptt[/color][color=#007700](); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"
nhap thong tin giang vien"[/color][color=#007700]); [/color][color=#0000bb]b[/color][color=#007700].[/color][color=#0000bb]nhaptt[/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]"
thong tin sinh vien da nhap:"[/color][color=#007700]); [/color][color=#0000bb]a[/color][color=#007700].[/color][color=#0000bb]hientt[/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]"
thong tin giang vien da nhap"[/color][color=#007700]); [/color][color=#0000bb]b[/color][color=#007700].[/color][color=#0000bb]hientt[/color][color=#007700](); if(([/color][color=#0000bb]b[/color][color=#007700].[/color][color=#0000bb]getlopday[/color][color=#007700]()).[/color][color=#0000bb]equals[/color][color=#007700]([/color][color=#0000bb]a[/color][color=#007700].[/color][color=#0000bb]getlophoc[/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]"
giang vien "[/color][color=#007700]+[/color][color=#0000bb]b[/color][color=#007700].[/color][color=#0000bb]gethoten[/color][color=#007700]()+[/color][color=#dd0000]" day sinh vien "[/color][color=#007700]+[/color][color=#0000bb]a[/color][color=#007700].[/color][color=#0000bb]gethoten[/color][color=#007700]()); } else { [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"
giang vien "[/color][color=#007700]+[/color][color=#0000bb]b[/color][color=#007700].[/color][color=#0000bb]gethoten[/color][color=#007700]()+[/color][color=#dd0000]" khong day sinh vien "[/color][color=#007700]+[/color][color=#0000bb]a[/color][color=#007700].[/color][color=#0000bb]gethoten[/color][color=#007700]()); } }}[/color]
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</div>
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11-26-2013, 07:00 AM #23Silver member
- Ngày tham gia
- Aug 2014
- Bài viết
- 0
cho hỏi phương thức kiểm tra b có dạy a ko mình viết trong class giảng viên có được ko ạ? thanks!
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11-26-2013, 07:00 AM #24Junior Member
- Ngày tham gia
- Jan 2015
- Bài viết
- 0
bạn nào lập trình android thì chú ý việc sử dụng getter và setter nhé.
tips: http://developer.android.com/training/articles/perf-tips.html#getterssetters
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12-16-2013, 07:00 AM #25Junior Member
- Ngày tham gia
- Jul 2014
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anh tiasangmoi92: cho em hỏi một chút:
ở phần class giangvien do 1 giảng viên có thể dạy nhiều lớp nên em tạo ra 3 phương thức này:
private string [] lopday =new string [10];
public string[] getlopday() {
return lopday;
}
public void setlopday(string[] lopday) {
this.lopday = lopday;
}
public void input(){
scanner inp =new scanner(system.in);
system.out.println("nhap so lop day:");
int n = inp.nextint();
system.out.println(" nhap ten lop day:");
for(int i=0;i<n;i++){
system.out.println("lop["+i+"]:");
lopday=inp.nextline();
inp.nextline();
}
}
nhưng đến lúc việc xử lí nhập xuất thì không biết như thế nào?
giả sử giảng viên dạy 3 lớp, lúc nhập thì được nhưng đến lúc xuất ra thì em gọi ở hàm main bằng phương thức getlopday(); thì lại không in ra đc. mong bác chỉ giúp/
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12-24-2013, 07:00 AM #26Junior Member
- Ngày tham gia
- Mar 2014
- Bài viết
- 0
Gửi bởi mr_gru
Mã nguồn PHP:[color=#000000]
[/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]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"lop["[/color][color=#007700]+[/color][color=#0000bb]i[/color][color=#007700]+[/color][color=#dd0000]"]:"[/color][color=#007700]);[/color][color=#0000bb]lopday[/color][color=#007700]=[/color][color=#0000bb]inp[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();[/color][color=#0000bb]inp[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700]();}[/color]
Mã nguồn PHP:[color=#000000]
lopday[/color][color=#007700][[/color][color=#0000bb]i[/color][color=#007700]][/color]
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12-24-2013, 07:00 AM #27Junior Member
- Ngày tham gia
- Jul 2014
- Bài viết
- 0
Gửi bởi tiasangmoi92
Mã:for(int i= 0;i<3;i++){ system.out.println("show ra danh sach lop"+b.getlopday()[i]); }
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01-21-2014, 07:00 AM #28Junior Member
- Ngày tham gia
- Mar 2015
- Bài viết
- 0
giảng viên:
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Mã nguồn PHP:[color=#000000]
[/color][color=#007700]public class [/color][color=#0000bb]giangvien [/color][color=#007700]{ private [/color][color=#0000bb]string hoten[/color][color=#007700]; private [/color][color=#0000bb]string lopday[/color][color=#007700]; private [/color][color=#0000bb]int namsinh[/color][color=#007700]; private [/color][color=#0000bb]float luong[/color][color=#007700]; public [/color][color=#0000bb]void sethoten[/color][color=#007700]([/color][color=#0000bb]string hoten[/color][color=#007700]){ [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]hoten [/color][color=#007700]= [/color][color=#0000bb]hoten[/color][color=#007700]; } public [/color][color=#0000bb]string gethoten[/color][color=#007700](){ return [/color][color=#0000bb]hoten[/color][color=#007700]; } public [/color][color=#0000bb]void setlopday[/color][color=#007700]([/color][color=#0000bb]string lopday[/color][color=#007700]){ [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]lopday [/color][color=#007700]= [/color][color=#0000bb]lopday[/color][color=#007700]; } public [/color][color=#0000bb]string getlopday[/color][color=#007700](){ return [/color][color=#0000bb]lopday[/color][color=#007700]; } public [/color][color=#0000bb]void setnamsinh[/color][color=#007700]([/color][color=#0000bb]int namsinh[/color][color=#007700]){ [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]namsinh [/color][color=#007700]= [/color][color=#0000bb]namsinh[/color][color=#007700]; } public [/color][color=#0000bb]int getnamsinh[/color][color=#007700](){ return [/color][color=#0000bb]namsinh[/color][color=#007700]; } public [/color][color=#0000bb]void setluong[/color][color=#007700]([/color][color=#0000bb]float luong[/color][color=#007700]){ [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]luong [/color][color=#007700]= [/color][color=#0000bb]luong[/color][color=#007700]; } public [/color][color=#0000bb]float getluong[/color][color=#007700](){ return [/color][color=#0000bb]luong[/color][color=#007700]; }}[/color]
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sinh viên:
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Mã nguồn PHP:[color=#000000]
[/color][color=#007700]public class [/color][color=#0000bb]sinhvien [/color][color=#007700]{ private [/color][color=#0000bb]string hoten[/color][color=#007700]; private [/color][color=#0000bb]string lophoc[/color][color=#007700]; private [/color][color=#0000bb]float toan[/color][color=#007700], [/color][color=#0000bb]ly[/color][color=#007700], [/color][color=#0000bb]hoa[/color][color=#007700]; public [/color][color=#0000bb]void sethoten[/color][color=#007700]([/color][color=#0000bb]string hoten[/color][color=#007700]){ [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]hoten [/color][color=#007700]= [/color][color=#0000bb]hoten[/color][color=#007700]; } public [/color][color=#0000bb]string gethoten[/color][color=#007700](){ return [/color][color=#0000bb]hoten[/color][color=#007700]; } public [/color][color=#0000bb]void setlophoc[/color][color=#007700]([/color][color=#0000bb]string lophoc[/color][color=#007700]){ [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]lophoc [/color][color=#007700]= [/color][color=#0000bb]lophoc[/color][color=#007700]; } public [/color][color=#0000bb]string getlophoc[/color][color=#007700](){ return [/color][color=#0000bb]lophoc[/color][color=#007700]; } public [/color][color=#0000bb]void settoan[/color][color=#007700]([/color][color=#0000bb]float toan[/color][color=#007700]) { [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]toan [/color][color=#007700]= [/color][color=#0000bb]toan[/color][color=#007700]; } public [/color][color=#0000bb]float gettoan[/color][color=#007700](){ return [/color][color=#0000bb]toan[/color][color=#007700]; } public [/color][color=#0000bb]void setly[/color][color=#007700]([/color][color=#0000bb]float ly[/color][color=#007700]){ [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]ly [/color][color=#007700]= [/color][color=#0000bb]ly[/color][color=#007700]; } public [/color][color=#0000bb]float getly[/color][color=#007700](){ return [/color][color=#0000bb]ly[/color][color=#007700]; } public [/color][color=#0000bb]void sethoa[/color][color=#007700]([/color][color=#0000bb]float hoa[/color][color=#007700]){ [/color][color=#0000bb]this[/color][color=#007700].[/color][color=#0000bb]hoa [/color][color=#007700]= [/color][color=#0000bb]hoa[/color][color=#007700]; } public [/color][color=#0000bb]float gethoa[/color][color=#007700](){ return [/color][color=#0000bb]hoa[/color][color=#007700]; } public [/color][color=#0000bb]float diemtb[/color][color=#007700](){ return (float)([/color][color=#0000bb]toan [/color][color=#007700]+ [/color][color=#0000bb]ly [/color][color=#007700]+ [/color][color=#0000bb]hoa[/color][color=#007700])/[/color][color=#0000bb]3[/color][color=#007700]; } public [/color][color=#0000bb]string xeploai[/color][color=#007700]([/color][color=#0000bb]float diemtb[/color][color=#007700]){ if ( [/color][color=#0000bb]diemtb [/color][color=#007700]>= [/color][color=#0000bb]8[/color][color=#007700]) return [/color][color=#dd0000]"hoc sinh gioi"[/color][color=#007700]; if ([/color][color=#0000bb]diemtb [/color][color=#007700]>= [/color][color=#0000bb]6.5[/color][color=#007700]) return [/color][color=#dd0000]"hoc sinh kha"[/color][color=#007700]; if ( [/color][color=#0000bb]diemtb [/color][color=#007700]>= [/color][color=#0000bb]5 [/color][color=#007700]) return [/color][color=#dd0000]"hoc sinh trung binh"[/color][color=#007700]; return [/color][color=#dd0000]"hoc sinh yeu"[/color][color=#007700]; }}[/color]
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main:
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Mã nguồn PHP:[color=#000000]
[/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]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]scanner input2 [/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]sinhvien sv [/color][color=#007700]= new [/color][color=#0000bb]sinhvien[/color][color=#007700](); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap ten sinh vien: "[/color][color=#007700]); [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]sethoten[/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 lop: "[/color][color=#007700]); [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]setlophoc[/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 diem toan:"[/color][color=#007700]); [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]settoan[/color][color=#007700]([/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextfloat[/color][color=#007700]()); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap diem ly:"[/color][color=#007700]); [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]setly[/color][color=#007700]([/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextfloat[/color][color=#007700]()); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap diem hoa: "[/color][color=#007700]); [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]sethoa[/color][color=#007700]([/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextfloat[/color][color=#007700]()); [/color][color=#0000bb]giangvien gv [/color][color=#007700]= new [/color][color=#0000bb]giangvien[/color][color=#007700](); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap ten giang vien:"[/color][color=#007700]); [/color][color=#0000bb]gv[/color][color=#007700].[/color][color=#0000bb]sethoten[/color][color=#007700]([/color][color=#0000bb]input2[/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 lop giang vien giang day:"[/color][color=#007700]); [/color][color=#0000bb]gv[/color][color=#007700].[/color][color=#0000bb]setlopday[/color][color=#007700]([/color][color=#0000bb]input2[/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 nam sinh:"[/color][color=#007700]); [/color][color=#0000bb]gv[/color][color=#007700].[/color][color=#0000bb]setnamsinh[/color][color=#007700]([/color][color=#0000bb]input2[/color][color=#007700].[/color][color=#0000bb]nextint[/color][color=#007700]()); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].print([/color][color=#dd0000]"nhap luong:"[/color][color=#007700]); [/color][color=#0000bb]gv[/color][color=#007700].[/color][color=#0000bb]setluong[/color][color=#007700]([/color][color=#0000bb]input2[/color][color=#007700].[/color][color=#0000bb]nextfloat[/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]"thong tin sinh vien"[/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]sv[/color][color=#007700].[/color][color=#0000bb]gethoten[/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]"lop: " [/color][color=#007700]+ [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]getlophoc[/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]"diem toan: " [/color][color=#007700]+ [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]gettoan[/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]"diem ly: " [/color][color=#007700]+ [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]getly[/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]"diem hoa: " [/color][color=#007700]+ [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]gethoa[/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]"diem trung binh: " [/color][color=#007700]+ [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]diemtb[/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]"xep loai: " [/color][color=#007700]+ [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]xeploai[/color][color=#007700]([/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]diemtb[/color][color=#007700]())); if ( [/color][color=#0000bb]gv[/color][color=#007700].[/color][color=#0000bb]getlopday[/color][color=#007700]().[/color][color=#0000bb]equals[/color][color=#007700]([/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]getlophoc[/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]"giang vien: " [/color][color=#007700]+ [/color][color=#0000bb]gv[/color][color=#007700].[/color][color=#0000bb]gethoten[/color][color=#007700]() + [/color][color=#dd0000]" co day sinh vien: " [/color][color=#007700]+ [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]getlophoc[/color][color=#007700]()); else [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"giang vien: " [/color][color=#007700]+ [/color][color=#0000bb]gv[/color][color=#007700].[/color][color=#0000bb]gethoten[/color][color=#007700]() + [/color][color=#dd0000]" khong day sinh vien: " [/color][color=#007700]+ [/color][color=#0000bb]sv[/color][color=#007700].[/color][color=#0000bb]getlophoc[/color][color=#007700]()); }[/color]
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02-18-2014, 07:00 AM #29Junior Member
- Ngày tham gia
- Apr 2015
- Bài viết
- 0
[
Mã:/* * to change this license header, choose license headers in project properties. * to change this template file, choose tools | templates * and open the template in the editor. */ package nhansu.thanhkoy.basic; import java.util.scanner; /** * * @author thanh koy */ class thongtin { private string hoten; private string lop; private string truong; private int tuoi; public void sethoten(string hoten){ this.hoten = hoten; } public string gethoten(){ return hoten; } public void setlop(string lop){ this.lop = lop; } public string getlop(){ return lop; } public void settruong(string truong){ this.truong = truong; } public string gettruong(){ return truong; } public void settuoi(int tuoi){ this.tuoi = tuoi; } public int gettuoi(){ return tuoi; } } public class thanhkoy{ public static void main(string[] args) { string ten; int tuoi; string lop; string truong; scanner input = new scanner(system.in); thongtin tt = new thongtin(); system.out.print("nhap ten: "); ten = input.nextline(); system.out.print("lop: "); lop = input.nextline(); system.out.print("tuoi: "); tuoi = input.nextint(); system.out.println("truong: "); truong = input.nextline(); tt.sethoten(ten); tt.setlop(lop); tt.settruong(truong); tt.settuoi(tuoi); system.out.println("sinh vien: "+tt.gethoten()+" tuoi: "+tt.gettuoi()" lop: "+tt.getlop()+" truong: "+tt.gettruong()); } }
mình mới học java. mọi người sửa code giúp mình với!
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02-20-2014, 07:00 AM #30Junior Member
- Ngày tham gia
- Mar 2015
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- 0
mọi người ơi cho xem hộ mình đoạn code này zới nó có bị lỗi j ko
public void nhapsv()
{
//scanner nhap = new scanner(system.in) ;
system.out.print("nhập tên sinh viên :") ;
name = nhap.nextline() ;
nhap.nextline() ;
system.out.print("nhập lớp của sinh viên :");
classname = nhap.nextline() ;
nhap.nextline() ;
system.out.print("nhập điểm toán của sinh viên") ;
toan = nhap.nextfloat() ;
system.out.print("nhập điểm lý của sinh viên") ;
ly = nhap.nextfloat() ;
system.out.print("nhập điểm hóa của sinh viên") ;
hoa = nhap.nextfloat() ;
}
public void nhapds()
{
sinhvien sv1[] = new sinhvien[50] ;
for (int i = 0 ;i <5 ;i++)
{
system.out.print("nhập tên sinh viên :") ;
sv1.name = nhap.nextline() ;
//nhap.nextline() ;
system.out.print("nhập lớp của sinh viên :");
sv1.classname = nhap.nextline() ;
//nhap.nextline() ;
system.out.print("nhập điểm toán của sinh viên") ;
sv1.toan = nhap.nextfloat() ;
system.out.print("nhập điểm lý của sinh viên") ;
sv1.ly = nhap.nextfloat() ;
system.out.print("nhập điểm hóa của sinh viên") ;
sv1.hoa = nhap.nextfloat() ;
}
}
Xe tải Veam VT260-1 tải trọng 1,9 tấn là mẫu xe mang kiểu dáng hoàn toàn khác biệt so với dòng xe phiên bản trước ấy của Veam là VT260-1. Dù đã ra mắt 2018 nhưng tới bây giờ VT260-1 vẫn được nhiều...
Đánh giá Xe Veam VT260 1.9 tấn