package com;
public class Car {
private int carNum;
private String carName;
private float price;
public int getCarNum() {
return carNum;
}
public void setCarNum(int carNum) {
this.carNum = carNum;
}
public String getCarName() {
return carName;
}
public void setCarName(String carName) {
this.carName = carName;
}
public float getPrice() {
return price;
}
public void setPrice(float price) {
this.price = price;
}
}
package com;
public class KeCar extends Car {
public int carPerson;
public KeCar(int carNum,String carName,float price,int carPerson){
this.setCarNum(carNum);
this.setCarName(carName);
this.setPrice(price);
this.setCarPerson(carPerson);
}
public int getCarPerson() {
return carPerson;
}
public void setCarPerson(int carPerson) {
this.carPerson = carPerson;
}
}
package com;
public class PiCar extends Car {
private float carWeight;
private int carPerson;
public int getCarPerson() {
return carPerson;
}
public void setCarPerson(int carPerson) {
this.carPerson = carPerson;
}
public PiCar(int carNum,String carName,float price,float carWeight,int carPerson){
this.setCarNum(carNum);
this.setCarName(carName);
this.setPrice(price);
this.carWeight=carWeight;
this.carPerson=carPerson;
}
public float getCarWeight() {
return carWeight;
}
public void setCarWeight(float carWeight) {
this.carWeight = carWeight;
}
}
package com;
public class KaCar extends Car {
private float carWeight;
public KaCar(int carNum,String carName,float price,float carWeight ){
this.setCarNum(carNum);
this.setCarName(carName);
this.setPrice(price);
this.carWeight=carWeight;
}
public float getCarWeight() {
return carWeight;
}
public void setCarWeight(float carWeight) {
this.carWeight = carWeight;
}
}package com;import java.util.Scanner;public class Test { /** * @param args */ public static void main(String[] args) { float totalPrice=0f; int totalPerson=0; float totalWeight=0f; System.out.println("欢迎使用租车系统"); System.out.println("您是否要租车？：1是 0否"); Scanner input=new Scanner(System.in); int k=input.nextInt(); if(k==1){ System.out.println("租车详细信息"); Car[] carForRent={new KeCar(1,"金龙客车",400f,50), new KeCar(2,"奥迪A4",300f,5),new PiCar(3,"雪铁龙",400f,2.5f,5), new PiCar(4,"东风",350f,3.5f,5),new KaCar(5,"一气",700f,15.6f), new KaCar(6,"二气",680f,15.9f)}; System.out.println("车序号"+"\t"+"汽车名称"+"\t"+"租金"+"\t"+"容量"+"\t"); for (Car Car:carForRent){ if(Car instanceof KeCar){ System.out.println(Car.getCarNum()+"\t"+Car.getCarName() +"\t"+Car.getPrice()+"/天"+"\t"+ "载人："+((KeCar)Car).getCarPerson()+"人"); } if(Car instanceof PiCar){ System.out.println(Car.getCarNum()+"\t"+Car.getCarName() +"\t"+Car.getPrice()+"/天"+"\t"+"载重"+((PiCar)Car).getCarWeight()+"吨" +"\t"+((PiCar)Car).getCarPerson()+"人"); } if(Car instanceof KaCar){ System.out.println(Car.getCarNum()+"\t"+Car.getCarName() +"\t"+Car.getPrice()+"/天"+"\t"+"载重"+((KaCar)Car).getCarWeight()+"吨"); } } System.out.println("请输入你要租车的数量"); int nums= input.nextInt(); for(int i=0;i<nums;i++){ System.out.println("请输入你要租车的序号："); int x =input.nextInt(); if(x>0&&x<=carForRent.length ){ if(carForRent[x-1] instanceof KeCar){ totalPerson+=nums*carForRent[x-1].carPerson; totalWeight+=nums*carForRent[x-1].carWeight; totalPrice+=nums*carForRent[x-1].getPrice(); } if(carForRent[x-1] instanceof PiCar){ totalPerson+=nums*carForRent[x-1].carPerson; totalWeight+=nums*carForRent[x-1].carWeight; totalPrice+=nums*carForRent[x-1].getPrice(); } if(carForRent[x-1] instanceof KaCar){ totalPerson+=nums*carForRent[x-1].carPerson; totalWeight+=nums*carForRent[x-1].carWeight; totalPrice+=nums*carForRent[x-1].getPrice(); } }else{ System.out.println("输入序列号有误"); } System.out.println("请输入您要租用的天数："); int days= input.nextInt(); totalPerson*=days; totalWeight*=days; totalPrice*=days; System.out.println("租车明细："); System.out.println("你租的车为："+carForRent[x-1].getCarName()); System.out.println("您租的车可以载人："+totalPerson+"人"+"\t"+"载重："+totalWeight+"吨"+"\t"+"费用为："+totalPrice); break; } }else if(k==0){ System.out.println("谢谢使用"); }else{ System.out.println("输入有误"); } }}
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