磕磕绊绊的，一知半解的写了出来，感觉比你们写的要繁琐很多啊
父类
package com.imooc.www;
public class Che {
private int zaike;
private int zaihuo;
private int getZaike() {
return zaike;
}
public void setZaike(int zaike) {
this.zaike = zaike;
}
public int getZaihuo() {
return zaihuo;
}
public void setZaihuo(int zaihuo) {
this.zaihuo = zaihuo;
}
private int xuhao;
private int jiage;
private String name;
public int getXuhao() {
return xuhao;
}
public void setXuhao(int xuhao) {
this.xuhao = xuhao;
}
public int getJiage() {
return jiage;
}
public void setJiage(int jiage) {
this.jiage = jiage;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
子类1
package com.imooc.www;
public class Keche extends Che {
@Override
public String toString() {
return getXuhao()+"\t"+getName()+"\t"+getJiage()+"\t"+getZaike()+"人";
}
public Keche(int xuhao,String name,int jiage,int zaike){
this.setZaike(zaike);
this.setXuhao(xuhao);
this.setJiage(jiage);
this.setName(name);
}
}
子类2
package com.imooc.www;
public class Huoche extends Che {
@Override
public String toString() {
return getXuhao()+"\t"+getName()+"\t"+getJiage()+"\t"+getZaihuo()+"吨";
}
public Huoche(int xuhao,String name,int jiage,int zaihuo){
this.setJiage(jiage);
this.setName(name);
this.setXuhao(xuhao);
this.setZaihuo(zaihuo);
}
}
子类3
package com.imooc.www;
public class Pika extends Che {
@Override
public String toString() {
return getXuhao()+"\t"+getName()+"\t"+getJiage()+"\t"+getZaike()+"人"+getZaihuo()+"吨";
}
public Pika(int xuhao,String name,int jiage,int zaike,int zaihuo){
this.setJiage(jiage);
this.setName(name);
this.setXuhao(xuhao);
this.setZaihuo(zaihuo);
this.setZaike(zaike);
}
}
测试类
package com.imooc.www;
import java.util.Scanner;
public class Initail {
public static void main(String[] args) {
// TODO Auto-generated method stub
Che [ ] whatChe={new Keche(1,"奥迪A4",500,4),
new Keche(2,"马自达6",400,4),
new Pika(3,"皮卡雪6",450,4,2),
new Keche(4," 金龙 ",800,20),
new Huoche(5,"松花江",400,4),
new Huoche(6,"依维柯",1000,20)};
System.out.println("欢迎您使用答答租车系统！");
System.out.println("您是否要租车？1 是 2 否");
Scanner shuru1=new Scanner(System.in);
int a=shuru1.nextInt();
if(a==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");
for(int i=0;i<=whatChe.length-1;i++){
System.out.println(whatChe[i]); //重写了toString方法，输出了值而不是那个码
}
System.out.println("请输入想要租车的数量：");
Scanner shuru2=new Scanner(System.in);
int b=shuru2.nextInt();
Che thische[]=new Che[b];
int tianjia = 0;//每天的价格
for(int j=1;j<=b;j++){
System.out.println("请输入第"+j+"辆车的序号");
Scanner shuru3=new Scanner(System.in);
int c=shuru3.nextInt();
tianjia=tianjia+ whatChe[c-1].getJiage();
thische[j-1]=whatChe[c-1];
}
System.out.println("请输入租车天数");
Scanner shuru4=new Scanner(System.in);
int d=shuru4.nextInt();
System.out.println("您的账单：");
System.out.println("可载人的车有：");
int renshu = 0; //不赋值为什么不行？
for(int y=0;y<thische.length;y++){
if(thische[y].getZaike()!=0){
System.out.print(thische[y].getName()+"\t");
renshu=thische[y].getZaike()+renshu;
}
}
System.out.println("共载人："+renshu+"人");
System.out.println("可载货的车有：");
int huoshu = 0;
for(int k=0;k<thische.length;k++){
if(thische[k].getZaihuo()!=0){
System.out.print(thische[k].getName()+"\t");
huoshu=thische[k].getZaihuo()+huoshu;
}
}
System.out.println("共载货"+huoshu+"吨");
System.out.println("租车总价格："+d*tianjia);
}else if(a==2){
System.out.println("欢迎您下次使用");
}else{
System.out.println("您的输入有误");
}
}
}
