程序改错(没错但运行不了）一直显示the selection cannot be launched

Question

package rentcar;   //第一个类

public abstract class Car {

public String name;

public int number;

public double money;

}

package rentcar;   //第二个类

public class pikeuptruck extends Car implements Takething{

public int thingnum;

public void takes(){

System.out.println("我可以载货哦");

}

public pikeuptruck(int number,String name,double money,int thingnum){

this.number=number;

this.name=name;

this.money=money;

this.thingnum=thingnum;

}

}

package rentcar;          //第三个类

public class Smallcar extends Car {

   public int personnum;

public Smallcar(int number,String name,double money, int personnum){

this.number=number;

this.name=name;

this.money=money;

this.personnum=personnum;

}

}

package rentcar;         //第四个类

public class truck extends Car implements Takething{

public int thingnum;

public void takes(){

System.out.println("我可以载货哦");

}

public truck(int number,String name,double money,int thingnum){

this.number=number;

this.name=name;

this.money=money;

this.thingnum=thingnum;

package rentcar;      //定义一个接口

public interface Takething {

public void takes();

}

}

}

package rentcar;       //第五个类

import java.util.Scanner;  

import java.util.*; 

public class Carsystem {

public Car[] cars={new Smallcar(1,"奥迪A4",500,4),new Smallcar(2,"马自达6",400,4),

new pikeuptruck(3,"皮卡雪6",450,4),new truck(4,"金龙",800,20),new truck(5,"松花江",400,4),

new truck(6,"依维柯",1000,20)

}; 

public void countmoney11(int[] b,int d){

int countm=0;

int countp=0;

int countt=0;

for(int e=0;e<b.length;e++)

{

switch(b[e])

{

case 1:

countm=countm+500;

countp=countp+4;

break;

case 2:

countm=countm+450;

countp=countp+4;

break;

case 3:

countm=countm+500;

countp=countp+4;

countt=countt+4;

break;

case 4:

countm=countm+800;

countp=countp+20;

break;

case 5:

countm=countm+400;

countt=countt+4;

break;

case 6:

countm=countm+1000;

countt=countt+20;

break;

}

}

System.out.println("可载人的车有：");

for(int e1=0;e1<b.length;e1++)

{

switch(b[e1])

{

case 1:

System.out.println("奥迪A4");

break;

case 2:

System.out.println("马自达6");

break;

case 3:

System.out.println("皮卡雪6");

break;

}

System.out.print("共载人："+countp);

}

System.out.print("共载人："+countp);

System.out.println("可载货的车有：");

for(int e1=0;e1<b.length;e1++)

{

switch(b[e1])

{

case 6:

System.out.println("依维柯");

break;

case 5:

System.out.println("松花江");

break;

case 3:

System.out.println("皮卡雪6");

break;

}

}

System.out.print("共载货："+countt);

System.out.print("租车总价格："+countm);

}

public static void main(String[] args,int[] cars,int[] b){

System.out.println("欢迎使用达达打车系统");

System.out.println("您是否要租车：1是，2否");

Scanner scan1=new Scanner(System.in);

int p=scan1.nextInt();           //可否使用p.chick();

if(p==1){

System.out.println("您可租的车的类型及价目表：");

System.out.println("序号   汽车名称   租金   容量");

for(int i=0;i<=5;i++){

System.out.println(cars[i]);

}

System.out.println("请输入您要租汽车的数量");

Scanner scan2=new Scanner(System.in);

int q=scan2.nextInt();

if(q!=0){

for(int c=0;q<=0;q--,c++){

System.out.println("请输入第一辆租汽车的序号");

Scanner scan3=new Scanner(System.in);

int a=scan3.nextInt();

b[c]=a;

}

            }

System.out.println("请输入您要租汽车的天数：");

Scanner scan4=new Scanner(System.in);

int d=scan4.nextInt();

System.out.println("您的账单：");

Carsystem mycars=new Carsystem();

mycars.countmoney11(b, d);

}

else{

System.out.println("希望您下次光临");

}

}

}

Answer 1

兄弟，代码贴全