嘤嘤嘤，第一次写好难啊
public abstract class Car {
private String name;
private int rent;
public Car(String name,int rent) {
this.name = name;
this.rent = rent;
}
public abstract void printContent(int i) ;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getRent() {
return rent;
}
public void setRent(int rent) {
this.rent = rent;
}
}
public class PassengerCar extends Car{
private int mannedCapacity;
public PassengerCar(String name,int mannedCapacity,int rent) {
super(name,rent);
this.mannedCapacity = mannedCapacity;
}
public void printContent(int i) {
System.out.println((i+1)+"\t"+super.getName()+"\t"+super.getRent()+"\t载人："+mannedCapacity+"人");
}
public int getMannedCapacity() {
return mannedCapacity;
}
public void setMannedCapacity(int mannedCapacity) {
this.mannedCapacity = mannedCapacity;
}
}
public class TruckCar extends Car{
private int carryCapacity;
public TruckCar(String name,int carryCapacity,int rent) {
super(name,rent);
this.carryCapacity = carryCapacity;
}
public void printContent(int i) {
System.out.println((i+1)+"\t"+super.getName()+"\t"+super.getRent()+"\t载人："+carryCapacity+"人");
}
public int getCarryCapacity() {
return carryCapacity;
}
public void setCarryCapacity(int carryCapacity) {
this.carryCapacity = carryCapacity;
}
}
public class PickupTruck extends Car{
private int mannedCapacity;
private int carryCapacity;
public PickupTruck(String name,int carryCapacity,int mannedCapacity,int rent) {
super(name,rent);
this.mannedCapacity = mannedCapacity;
this.carryCapacity = carryCapacity;
}
public void printContent(int i) {
System.out.println((i+1)+"\t"+super.getName()+"\t"+super.getRent()+"\t载人："+mannedCapacity+"人"+",
载货："+carryCapacity+"吨");
}
public int getMannedCapacity() {
return mannedCapacity;
}
public void setMannedCapacity(int mannedCapacity) {
this.mannedCapacity = mannedCapacity;
}
public int getCarryCapacity() {
return carryCapacity;
}
public void setCarryCapacity(int carryCapacity) {
this.carryCapacity = carryCapacity;
}
}
import java.util.Scanner;
public class RentCarManger {
Car[] rentalCars = new Car[6];
int rentedCarNum = 0;
Car[] rentedBills = new Car[6];
int rentedDay = 0;
int rentedPrice = 0;
Scanner sc = new Scanner(System.in);
public void initial() {
rentalCars[0] = new PassengerCar("奥迪A4", 4, 500);
rentalCars[1] = new PassengerCar("马自达6", 4, 400);
rentalCars[2] = new PickupTruck("皮卡雪6", 2, 4, 450);
rentalCars[3] = new PassengerCar("金龙", 20, 800);
rentalCars[4] = new TruckCar("松花江", 4, 400);
rentalCars[5] = new TruckCar("依维柯", 20, 1000);
}
public void rentCar() {
initial();
System.out.print("欢迎使用答答租车系统：\n您是否要租车：（1是 0否）");
int answer = sc.nextInt();
if(answer==1) {
System.out.println("**************************");
carMenu();
System.out.println("**************************");
rentOperater();
System.out.println("**************************");
showBill();
}else{
return;
}
}
public void carMenu() {
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<rentalCars.length;i++) {
rentalCars[i].printContent(i);
}
}
public void rentOperater() {
System.out.print("请输入您要租的汽车的数量：");
int carNum = sc.nextInt();
for(int i=0;i<carNum;i++) {
System.out.print("请输入您选择的第"+(i+1)+"辆车所对应的序号：");
int num = sc.nextInt();
rentedBills[i] = rentalCars[num-1];
}
rentedCarNum = carNum;
System.out.print("请输入租车天数：");
rentedDay = sc.nextInt();
}
public void showBill() {
System.out.println("您的账单：");
int sumPeople = 0;
int sumGoods = 0;
System.out.println("***可载人的车有：");
for(int i=0;i<rentedCarNum;i++) {
if(rentedBills[i] instanceof PassengerCar) {
PassengerCar pasCar = (PassengerCar)rentedBills[i];
sumPeople += pasCar.getMannedCapacity();
rentedPrice += pasCar.getRent();
System.out.print(rentedBills[i].getName()+"\t");
}
if(rentedBills[i] instanceof PickupTruck) {
PickupTruck picCar = (PickupTruck)rentedBills[i];
sumPeople += picCar.getMannedCapacity();
System.out.print(picCar.getName()+"\t");
}
}
System.out.println("共载人："+sumPeople+"人");
System.out.println("***可载货的车有：");
for(int i=0;i<rentedCarNum;i++) {
if(rentedBills[i] instanceof TruckCar) {
TruckCar truCar = (TruckCar)rentedBills[i];
sumGoods += truCar.getCarryCapacity();
rentedPrice += truCar.getRent();
System.out.print(truCar.getName()+"\t");
}
if(rentedBills[i] instanceof PickupTruck) {
PickupTruck picCar = (PickupTruck)rentedBills[i];
sumGoods += picCar.getCarryCapacity();
rentedPrice += picCar.getRent();
System.out.print(picCar.getName()+"\t");
}
}
System.out.println("共载货："+sumGoods+"吨");
System.out.println("***租车总价格："+(rentedPrice*rentedDay)+"元");
}
}
public class TestRentCarSys {
public static void main(String[] args) {
RentCarManger rcmgr = new RentCarManger();
rcmgr.rentCar();
}
}
