*********父類*************

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，直接在測試類中調(diào)用sit值即可

return sit;

}

*/

//public Car(){};? ? ? ? ? ? ? ? ? //這段沒用

/*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();

}

************子類**************

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"+"載人:"+sit+"\t"+"載貨:"+load+"噸");

}

}

*************子類****************

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"+"載人:"+sit+"\t"+"載貨:"+load+"噸");

}

}

**********子類**********

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"+"載人:"+sit+"\t"+"載貨:"+load+"噸");

}

}

************測試類*************

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,"奧迪A4",500,4,0);

Car b=new Seden(2,"馬自達6",400,4,0);

Car c=new Pickup(3,"皮卡雪6",450,4,2);

Car d=new Seden(4,"金龍",800,20,0);

Car e=new Truck(5,"松花江",400,0,4);

Car f=new Truck(6,"依維柯",1000,0,20);

Car[] car= {a,b,c,d,e,f};? ? //定義數(shù)組

Scanner in=new Scanner(System.in);

System.out.println("歡迎使用答答租車系統(tǒng)");

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

int shifouzuche=in.nextInt();

while(shifouzuche!=1) {

Scanner in1=new Scanner(System.in);

System.out.println("歡迎使用答答租車系統(tǒng)");

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

shifouzuche=in1.nextInt();

}

System.out.println("? ? ? ");? ? //這一句并沒什么用，只是為了留出間隔、看起來好看點，以下也一樣

if(shifouzuche==1) {

System.out.println("您可租車的類型及其價目表");

System.out.println("序號\t汽車名稱\t租金\t容量(人)\t容量(貨)");

}

a.show();

b.show();

c.show();

d.show();

e.show();

f.show();

System.out.println("? ? ? ");

Scanner in2=new Scanner(System.in);

System.out.println("請輸入您要租汽車的數(shù)量：");

int zucheshuliang=in2.nextInt();

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

Scanner in3=new Scanner(System.in);

System.out.println("請輸入您要租汽車的數(shù)量：");

zucheshuliang=in3.nextInt();

}

System.out.println("? ? ? ");

Scanner in4=new Scanner(System.in);

System.out.println("請輸入租的天數(shù)：");

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("請輸入第"+i+"輛車的序號：");

Scanner in5=new Scanner(System.in);

int xuHao=in5.nextInt();

? ?sumprice=sumprice+car[xuHao-1].price;? ?//不必調(diào)用getPrice方法

? ? if(car[xuHao-1].sit!=0) {

? ?sumsit=sumsit+car[xuHao-1].sit;

? ?System.out.print(car[xuHao-1].name+"可載人 "+"? ? ? ");

? ?}

? ?if(car[xuHao-1].load!=0) {

? ?sumload=sumload+car[xuHao-1].load;

? ?System.out.print(car[xuHao-1].name+"可載貨 "+"? ? ? ");

}??

? ?System.out.println("? ? ? ");

?}

System.out.println("? ? ? ?");

System.out.println("您的賬單： ");

System.out.println("總載客量："+sumsit);

System.out.println("總載貨量："+sumload+"噸");

System.out.println("總價格："+sumprice*time+"元");

}

}