花了一个小时做好了
父类
package com.liuxiaodao;
public class Vehicle {
public int carNumber;//车序列
public String carName; //车名字
public int rent;//租金
public int personCapacity;//载客量
public double freightVolume;//载货量
public String getCarName() {
return carName; }
public void setCarName(String carName) {
this.carName = carName; }
public int getRent() {
return rent; }
public void setRent(int rent) {
this.rent = rent; }
public int getCarNumber() {
return carNumber; }
public void setCarNumber(int carNumber) {
this.carNumber = carNumber; }
public int getPersonCapacity() {
return personCapacity; }
public void setPersonCapacity(int personCapacity) {
this.personCapacity = personCapacity; }
public double getFreightVolume() {
return freightVolume; }
public void setFreightVolume(double freightVolume) {
this.freightVolume = freightVolume; }
public void show() {
// TODO Auto-generated method stub }
}
Passengercar类
package com.liuxiaodao;
public class Passengercar extends Vehicle {
public Passengercar(int carNumber,String carName,int rent,int personCapacity) {
this.setCarNumber(carNumber);
this.setCarName(carName);
this.setRent(rent);
this.setPersonCapacity(personCapacity); }
public void show() {
System.out.println( " "+carNumber + "\t"+carName +"\t" + rent +"一天" + "\t\t载客量" + personCapacity+"人"); }
}
Pika类
public class Pika extends Vehicle{
public Pika(int carNumber,String carName,int rent,int personCapacity,double freightVolume) {
this.setCarName(carName);
this.setCarNumber(carNumber);
this.setRent(rent);
this.setPersonCapacity(personCapacity);
this.setFreightVolume(freightVolume);}
public void show() {
System.out.println(" "+carNumber + "\t"+carName +"\t" + rent + "一天" + "\t\t载客量" + personCapacity+ "人"+ "载货量" +freightVolume+"吨"); }}Truck类
public class Truck extends Vehicle {
public Truck(int carNumber,String carName,int rent,double freightVolume) {
this.setCarName(carName);
this.setCarNumber(carNumber);
this.setRent(rent);
this.setFreightVolume(freightVolume);
}
public void show() {
System.out.println(" "+carNumber +"\t"+ carName +"\t" + rent +"一天" + "\t\t载货量" + freightVolume+"吨");
}
}
Text类
public class Text {
public static void main(String[] args) {
// TODO Auto-generated method stub
Vehicle a = new Passengercar(1,"奥迪A4",500,4);
Vehicle b = new Passengercar(2,"宝马3系",400,4);
Vehicle c = new Pika(3,"皮卡雪6",450,4,2);
Vehicle d = new Passengercar(4,"金龙",800,20);
Vehicle e = new Truck(5,"松花江",400,4);
Vehicle f = new Truck(6,"依维柯",1000,20);
Vehicle vehicle[] = {a,b,c,d,e,f,};
System.out.println("欢迎使用小叨租车系统：");
System.out.println("你是否需要租车：1是 0否");
Scanner input = new Scanner(System.in);//使用Scanner来实现用户输入
int in =input.nextInt();
if(in == 1) {
System.out.println("您可租车的类型及其价目表：");
System.out.println("编 号"+"\t 类 型"+"\t日租金/天"+"\t\t容量");
a.show();
b.show();
c.show();
d.show();
e.show();
f.show();
System.out.println("请输入您租车的数量：");
Scanner input2 = new Scanner(System.in);
int num = input2.nextInt();
System.out.println("请输入您要借租的天数");
Scanner input3 = new Scanner(System.in);
int day =input3.nextInt();
for(int i =0;i<num;i++) {
System.out.println("请输入第"+ (i+1) +"辆车的序号");
Scanner input4 = new Scanner(System.in);
int xuhao = input4.nextInt();
vehicle[i] =vehicle[xuhao-1];
}
System.out.println("统计完成\n您的账单如下：");
System.out.println("可以载人的有：");
for(int n=0;n<num;n++) {
if(vehicle[n].personCapacity != 0) {
System.out.println(vehicle[n].carName);
}
}
System.out.println("可以载货的有：");
for(int m=0;m<num;m++) {
if(vehicle[m].freightVolume !=0) {
System.out.println(vehicle[m].carName);
}
}
//统计账单金额数目
int sumPerson = 0;
double sumFreight = 0;
double sumRent = 0;
for(int x=0;x<num;x++) {
sumPerson =vehicle[x].personCapacity+sumPerson;
sumFreight = vehicle[x].freightVolume+sumFreight;
sumRent = vehicle[x].rent+sumRent;
}
System.out.println("总载客量："+sumPerson);
System.out.println("总载货量："+sumFreight);
System.out.println("总价格："+sumRent*day);
}else if(in == 0) {
System.out.println("再见，欢迎您下次使用！");
}
}
}
