*********父类*************

package com.zonghelianxi1;

public abstract class Car {

public int id;

public String name;

public int price;

public int sit;

public int load;

/*public int getSit() {            //getSit方法也可可以不要，直接在测试类中调用sit值即可

return sit;

}

*/

//public Car(){};                  //这段没用

/*public Car(int id,String name,int price,int sit,int load){

this.id=id;

this.name=name;

this.price=price;

this.sit=sit;

this.load=load;

}

*/

public abstract void  show();

}

************子类**************

package com.zonghelianxi1;

public class Seden extends Car {

public Seden(int id,String name,int price,int sit,int load){

this.id=id;

this.name=name;

this.price=price;

this.sit=sit;

this.load=load;

}

@Override

public void show() {

// TODO Auto-generated method stub

System.out.println(id+".\t"+name+"\t"+price+"元/天  "+"\t"+"载人:"+sit+"\t"+"载货:"+load+"吨");

}

}

*************子类****************

package com.zonghelianxi1;

public class Pickup extends Car {

public Pickup(int id,String name,int price,int sit,int load){

this.id=id;

this.name=name;

this.price=price;

this.sit=sit;

this.load=load;

}

@Override

public void show() {

// TODO Auto-generated method stub

System.out.println(id+".\t"+name+"\t"+price+"元/天  "+"\t"+"载人:"+sit+"\t"+"载货:"+load+"吨");

}

}

**********子类**********

package com.zonghelianxi1;

public class Truck extends Car {

public Truck(int id,String name,int price,int sit,int load){

this.id=id;

this.name=name;

this.price=price;

this.sit=sit;

this.load=load;

}

@Override

public void show() {

// TODO Auto-generated method stub

System.out.println(id+".\t"+name+"\t"+price+"元/天  "+"\t"+"载人:"+sit+"\t"+"载货:"+load+"吨");

}

}

************测试类*************

package com.zonghelianxi1;

import java.util.Scanner;

public class Test {

public static void main(String[] args) {

// TODO Auto-generated method stub

Car a=new Seden(1,"奥迪A4",500,4,0);

Car b=new Seden(2,"马自达6",400,4,0);

Car c=new Pickup(3,"皮卡雪6",450,4,2);

Car d=new Seden(4,"金龙",800,20,0);

Car e=new Truck(5,"松花江",400,0,4);

Car f=new Truck(6,"依维柯",1000,0,20);

Car[] car= {a,b,c,d,e,f};    //定义数组

Scanner in=new Scanner(System.in);

System.out.println("欢迎使用答答租车系统");

System.out.println("你是否要租车:\t1.是\t2.否");

int shifouzuche=in.nextInt();

while(shifouzuche!=1) {

Scanner in1=new Scanner(System.in);

System.out.println("欢迎使用答答租车系统");

System.out.println("你是否要租车:\t1.是\t2.否");

shifouzuche=in1.nextInt();

}

System.out.println("      ");    //这一句并没什么用，只是为了留出间隔、看起来好看点，以下也一样

if(shifouzuche==1) {

System.out.println("您可租车的类型及其价目表");

System.out.println("序号\t汽车名称\t租金\t容量(人)\t容量(货)");

}

a.show();

b.show();

c.show();

d.show();

e.show();

f.show();

System.out.println("      ");

Scanner in2=new Scanner(System.in);

System.out.println("请输入您要租汽车的数量：");

int zucheshuliang=in2.nextInt();

while(zucheshuliang<=0||zucheshuliang>6) {

Scanner in3=new Scanner(System.in);

System.out.println("请输入您要租汽车的数量：");

zucheshuliang=in3.nextInt();

}

System.out.println("      ");

Scanner in4=new Scanner(System.in);

System.out.println("请输入租的天数：");

int time=in4.nextInt();

int sumprice=0;

int sumsit=0;

int sumload=0;

for(int i=1;i<=zucheshuliang;  i++) {

System.out.println("      ");

System.out.println("请输入第"+i+"辆车的序号：");

Scanner in5=new Scanner(System.in);

int xuHao=in5.nextInt();

   sumprice=sumprice+car[xuHao-1].price;   //不必调用getPrice方法

    if(car[xuHao-1].sit!=0) {

   sumsit=sumsit+car[xuHao-1].sit;

   System.out.print(car[xuHao-1].name+"可载人 "+"      ");

   }

   if(car[xuHao-1].load!=0) {

   sumload=sumload+car[xuHao-1].load;

   System.out.print(car[xuHao-1].name+"可载货 "+"      ");

}  

   System.out.println("      ");

 }

System.out.println("       ");

System.out.println("您的账单： ");

System.out.println("总载客量："+sumsit);

System.out.println("总载货量："+sumload+"吨");

System.out.println("总价格："+sumprice*time+"元");

}

}