电脑程序急急急急~~~~!
来源:百度知道 编辑:UC知道 时间:2024/09/21 01:49:34
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)
{
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;