Car.java代码

public class Car {

private int no;

private String name;

private double price;

public int getNo() {

return no;

}

public void setNo(int no) {

this.no = no;

}

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}

public double getPrice() {

return price;

}

public void setPrice(double price) {

this.price = price;

}

public Car(int no, String name, double price) {

super();

this.no = no;

this.name = name;

this.price = price;

}

public Car() {

super();

}

}

PassengerCar .java代码

public class PassengerCar extends Car {

private double passengerCability;

public double getPassengerCability() {

return passengerCability;

}

public void setPassengerCability(double passengerCability) {

this.passengerCability = passengerCability;

}

public PassengerCar(int no, String name, double price,

double passengerCability) {

super(no, name, price);

this.passengerCability = passengerCability;

}

}

import java.util.Scanner;

public class Initinal {

public static void main(String[] args) {

Car c1 = new PassengerCar(1,"班车",200.0,20);

Car c2 = new PassengerCar(2,"客车",350.5,35);

Car c3 = new Trunk(3,"大货车",500.0,5);

Car c4 = new Trunk(4,"小货车",300.0,3);

Car c5 = new PickUp(5,"皮卡车",250.0,10,2);

Car[] carAll = {c1,c2,c3,c4,c5};

System.out.println("你要租车吗？租车输入1，否则输入0：");

Scanner scan = new Scanner(System.in);

String choice = scan.next();

if("1".equals(choice)){

System.out.println("现在所有的车辆有：");

for(Car car:carAll){

if(car instanceof PassengerCar){

System.out.println(car.getNo()+"号车，"+car.getName()+",一天租价格："+car.getPrice()+",载客量：");

}

if(car instanceof Trunk){

System.out.println(car.getNo()+"号车，"+car.getName()+",一天租价格："+car.getPrice()+",载货量：");

}

if(car instanceof PickUp){

System.out.println(car.getNo()+"号车，"+car.getName()+",一天租价格："+car.getPrice()+",载客量："+"，载货量：");

}

}

System.out.println("请输入您要租车的数量：");

int num = scan.nextInt();

int[] nums = new int[num];

for(int i=0;i<num;i++){

System.out.println("请选择您要选择租的车的序号：");

nums[i] = scan.nextInt();

}

double sum =0;

System.out.println("您的账单如下：");

for(Car car:carAll){

for(int numAll:nums){

if(car.getNo()==numAll){

System.out.println(car.getNo()+"号车，"+car.getName()+",一天租价格："+car.getPrice());

sum+=car.getPrice();

}

}

}

System.out.println("总价格为："+sum+"元");

}else{

System.out.println("谢谢使用！");

}

}

}