Student类，包括学生姓名、性别、年龄、Java成绩。要求创建五个该类对象，输出每个学生信息，计算并输出这五个学生Java成绩的平均值， 以及计算并输出他们Ja

/**

*

* 一、Student类，包括学生姓名、性别、年龄、Java成绩。要求创建五个该类对象，

 *       输出每个学生信息，计算并输出这五个学生Java成绩的平均值，

 *      以及计算并输出他们Java成绩的最高分以及最低分是多少，分别是哪位同学。

*

*/

      public class Student {
public String name;
public String gender;
public int age;

    private double score;

      public double getScore() {
return score;

}

     public void setScore(double score) {
this.score = score;

}

     public Student(String name, String gender, int age, double score) {
super();
this.name = name;
this.gender = gender;
this.age = age;
this.score = score;

}

     public String toString() {
return "Student [name=" + name + ", gender=" + gender + ", age=" + age
+ ", score=" + score + "]";

}

     public static void display(Student [] stu){
double sum=0;
for(int i=0;i<stu.length;i++){
double s=stu[i].getScore();
      sum=sum+s;
}
double av=sum/stu.length;
System.out.println("JAVA平均成绩为："+av);

}

     public static void dp(Student[] stu){
System.out.println("学生成绩汇总表：");
for(int i=0;i<stu.length;i++){
System.out.print(stu[i]+"\n");
}

}

     public static void sort(Student[] stu){
for(int i=0;i<stu.length;i++){
for(int j=i;j<stu.length;j++){
if(stu[i].getScore()<stu[j].getScore()){
Student tem=stu[j];
 stu[j]=stu[i];
 stu[i]=tem;
}
}

}
System.out.println("成绩最好的"+stu[0].toString());
System.out.println("成绩最差的"+stu[4].toString());

}

     public static void main(String[] args) {
Student []stu = new Student[5];
Student s1 = new Student("李四","女",20,95.5);
Student s2 = new Student("王二","男",23,98.5);
Student s3 = new Student("麻子","女",23,94.0);
Student s4 = new Student("胡八一","女",20,96.0);
Student s5 = new Student("张三","男",21,91.0);
 stu[0]= s1;
 stu[1]= s2;
 stu[2]= s3;
 stu[3]= s4;
 stu[4]= s5;
 Student.display(stu);
 Student.sort(stu);
 Student.dp(stu);
 

}

}