class Car{


  int 문짝수,배기량;

  double x,y;

  String 모델,제조사;



    Car (String model, String make, int nDoors, float x0, float y0){

      모델=model; 제조사=make; 문짝수=nDoors; 

      x=x0; y=y0;

   }

  void info(){System.out.println(모델+"입니다.");}

  void start(){System.out.println("~부릉~");}

  boolean move(){

  x=x+spurt();

  display();

  System.out.println(모델+"at"+(int)x);

    if(x>200)return true; else return false;

  }

  double spurt(){return (Math.random()-0.3)*30;}

  void display(){

  for(int i = 0; i< x; i+=5) System.out.print("-");


}

}



public class CarRace{

Car one,two,three,four,five;

CarRace(){

Car("소나타","KIA",4,0,0);

two=new Car("페라리","페라리",2,0,10);

three=new Car("람보르기니","그회사",4,0,20);

four=new Car("티코","그회사",4,0,20);

five=new Car("다마스","그회사",4,0,20);

}

void rollcall(){one.info(); two.info(); three.info(); four.info(); five.info();}

void init(){

one.start(); two.start(); three.start(); four.start(); five.start();

Car winner=null;

int t= 0;

do{

 System.out.println(++t);

 if(one.move()==true) winner=one;

 if(two.move()==true) winner=two;

 if(three.move()==true) winner=three;

 if(four.move()==true) winner=four;

 if(five.move()==true) winner=five;

try {Thread.sleep(400);}catch(Exception e){}


}while(winner==null);

System.out.print("축!오늘의 승자는"); winner.info();

}

public static void main(String a[]){CarRace cr=new CarRace(); cr.rollcall(); cr.init();}


} 


수업시간에 배워서 이렇게 짰는데.. 각줄 정리랑 각주좀 달아주면 안될까...

과제인데 따라하기만 했지 사실 개념을 잘몰라 ㅠㅠㅠㅠㅠㅠ도와줘,.,..