第二季项目实战哒哒租车系统

package didi;

//父类
public abstract class Didi {

public abstract void show(int no,String name,int price,int person,int weight);

}

package didi;

//载货车类
public class CurrentCar extends Didi {

@Override
public void show(int no, String name, int price, int person, int weight) {
    // TODO Auto-generated method stub
    System.out.println(" "+no+". "+name+" "+price+"元/天"+"  "+"***"+"  "+weight+"吨"); 
}

}

package didi;

//载人车类
public class PassengerCar extends Didi {

@Override
public void show(int no, String name, int price, int person, int weight) {
    // TODO Auto-generated method stub
    System.out.println(" "+no+". "+name+" "+price+"元/天"+"  "+person+"人"+"      "+"***");

} 

}

package didi;

//皮卡类
public class PickUp extends Didi {

@Override
public void show(int no, String name, int price, int person, int weight) {
    // TODO Auto-generated method stub
    System.out.println(" "+no+". "+name+" "+price+"元/天"+"  "+person+"人"+"      "+weight+"吨"); 
} 

}

package didi;
import java.util.*;

//租车数目，车辆选择以及总金额
public class Rent {
int n=1;//车辆序号
int price=0; //租车金额
int weight;//载货量
int person;//载客量
Scanner input=new Scanner(System.in);

public void RentCar(){ 
    int num=input.nextInt();//输入租用车辆数目 
    while(num<=0){ 
        System.out.println("输入的数字不符合规范，请重新输入："); 
        num=input.nextInt(); 
        }

//选择租用的车辆
    while(num!=0){ 
        System.out.println("***请输入您租用的第"+n+"辆车的序号***"); 
        int no=input.nextInt(); 
        if(no<=0||no>6) 
            System.out.println("您的输入有误，请输入1-6之间的数字"); 
        else{ 
            num--; 
            switch(no){ 
            case 1:price+=500;person+=4;System.out.println("奥迪A4");break; 
            case 2:price+=600;weight+=20;System.out.println("金龙");break; 
            case 3:price+=400;person+=4;System.out.println("马自达6");break; 
            case 4:price+=450;person+=4;System.out.println("皮卡雪6");break; 
            case 5:price+=400;person+=4;weight+=10;System.out.println("松花江");break; 
            case 6:price+=300;weight+=30;System.out.println("依维柯");break; 
            default:break; 
            }
            n++; 
            }
        }

//合计 
    System.out.println("您共租"+(n-1)+"辆车"+"\t"+"总载客量为："+person+"人"+"\t"+"总载货量为："+weight+"吨"+"\t"+"总计"+price+"元。");
    System.out.println("感谢您的使用，再见！"); 
    }

}

//测试类
package didi;
import java.util.Scanner;

public class Initail {
static int is=0;

public static void main(String[] args) {
    // TODO Auto-generated method stub

    System.out.println("***欢迎使用答答租车系统***");         
    System.out.println("是否使用答答租车系统：1是 0否"); 
    Scanner input=new Scanner(System.in); 
    int a=input.nextInt();  
    if(a==1){ 
        System.out.println("***您可租用的汽车类型及价目表***"); 

            //打印输出列表 
            System.out.println("序号 汽车名称     租金     载客量 载货量");
            Didi aodi=new PassengerCar();
            aodi.show(1, "奥迪A4 ", 500, 4, 0);
            Didi jinlong=new CurrentCar();
            jinlong.show(2, "金龙          ", 600, 0, 20);
            Didi mazida=new PassengerCar();
            mazida.show(3, "马自达6", 400, 4, 0);
            Didi pika=new PickUp();
            pika.show(4, "皮卡          ", 450, 4, 10);
            Didi songhuajiang=new PassengerCar();
            songhuajiang.show(5, "松花江     ", 400, 4, 0);
            Didi yiweike=new CurrentCar();
            yiweike.show(6, "依维柯     ", 300, 0, 30);

            System.out.println("***请输入您要租用车辆的数目***"); 
            Rent zu=new Rent(); 
            zu.RentCar(); //选择租车数目、租车类别，输出总金额

            } else if(a==0){
              System.out.println("欢迎您下次光临！"); 

        } else{ 
            System.out.println("输入错误，请重新输入！");

            } 
}

}