电脑程序急急急急~~~~！

import java.text.*;

public class PersonTest
{

public static void main (String[] args)
{

Person[] people=new Person[2];
people[0]=new Employee("张三",50000);
people[1]=new Student("李四","计算机科学");
for (int i=0;i<people.length;i++)
{
Person p=people[i];
System.out.println(p.getName()+", "+p.getDescription());
}
}

}

abstract class Person
{
public Person(String n)
{
name=n;
}
String name;
public abstract String getDescription();

public String getName()
{
return name;
}

}

class Employee extends Person
{
public Employee(String n,double s)
{

一会回答

public class PersonTest {

public static void main(String[] args) {

Person[] people = new Person[2];
people[0] = new Employee("张三", 50000);
people[1] = new Student("李四", "计算机科学");
for (int i = 0; i < people.length; i++) {
Person p = people[i];
System.out.println(p.getName() + ", " + p.getDescription());
}
}

}

abstract class Person {

String name;

public Person(String n) {
name = n;
}

public abstract String getDescription();

public String getName() {
return name;
}

}

import java.text.NumberFormat;

class Employee extends Person {

double salary;

public Employee(String n, double s) {
super(n);

salary = s;

}

public double getSalary() {

return salary;