为成员变量赋值private 构造方法

package zhang7;

public class Ysystudent {
private String name;
    private float ywscore;    //将语文成绩私有化
    private float sxscore;    //将数学成绩私有化
    private float yyscore;    //将英语成绩私有化
    private float average;     //平均值
    private float sum;         //总分
    
    void setname(String name) {        //为成员变量赋值
    thisname=name;
    }
    void setywscore(float ywscore) {
    thisywscore=ywscore;
    }
    
    void setsxscore(float sxscore) {
    thissxscore=sxscore;
    }
    
    void setyyscore(float yyscore) {
    thisyyscore=yyscore;
    }                                   //为成员变量赋值
    
    String getname() {
    return name;
    }
    float getywscore() {
    return ywscore;
    }
    
    float getsxscore() {
    return sxscore;    
    }
    
    float getyyscore() {
    return yyscore;   
    }
    
    Ysystudent(String name,float ywscore,float sxscore,float yyscore){
    thisname=name;
    thisywscore=ywscore;
    thissxscore=sxscore;
    thisyyscore=yyscore;
    }                             //对属性赋值
    public void average() {
average=(getywscore()+getsxscore()+getyyscore())/3;
}

public void sum() {
sum=getywscore()+getsxscore()+getyyscore();
}

void show() {
Systemoutprintln("姓名："+name+"语文成绩："+ywscore+"数学成绩："+sxscore+"英语成绩："+yyscore+"平均分："+average+"总成绩："+sum);
}
    
}






//测试主类



package zhang7;
import zhang7Ysystudent;  
public class Ysytest {

public static void main(String[] args) {
// TODO 自动生成的方法存根
Ysystudent s=new Ysystudent("xz1",905f,884f,775f);   //创建学生对象
saverage();
ssum();
sshow();       //调用对象的方法

Ysystudent s1=new Ysystudent("xz2",855f,995f,886f);   //创建学生对象
s1average();
s1sum();
s1show();      //调用对象的方法



Ysystudent s2=new Ysystudent("xz3",943f,874f,778f);   //创建学生对象
s2average();
s2sum();
s2show();    //调用对象的方法
        
}

}