/**
*
* 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);
}
}