public class test
{
    public static void main(String args[])
    {
        Car car=new Car(1.55,2.80);
        car.speed=100;
        String name=("宝马");
        double d=car.getDistance(10);
        double h=car.getHigh();
        double l=car.getLength();
        System.out.println("车名为:"+name);
        System.out.println("汽车的速度为每小时"+car.speed+"千米");
        System.out.println("10小时跑了"+d+"千米");
        System.out.println("该汽车高"+h+"米");
        System.out.println("该汽车长"+l+"米");
        System.out.println("==========================================");      

        Car car1=new Car(1.65,3.00);
        car1.speed=200;
        String name1=("奔驰");
        double k=car1.getDistance(5);
        double m=car1.getHigh();
        double n=car1.getLength();
        System.out.println("车名为:"+name1);
        System.out.println("汽车的速度为每小时"+car1.speed+"千米");
        System.out.println("5小时跑了"+k+"千米");
        System.out.println("该汽车高"+m+"米");
        System.out.println("该汽车长"+n+"米");
      
        System.out.println("==========================================");
        Car car2=new Car(1.45,3.80);
        car2.speed=150;
        String name2=("加长版林肯");
        double k1=car2.getDistance(1);
        double m1=car2.getHigh();
        double n1=car2.getLength();
        System.out.println("车名为:"+name2);
        System.out.println("汽车的速度为每小时"+car2.speed+"千米");
        System.out.println("1小时跑了"+k1+"千米");
        System.out.println("该汽车高"+m1+"米");
        System.out.println("该汽车长"+n1+"米");
    }
}
class Car{
    double speed;
    double high;
    double length;
    public Car(double h,double l){
        high=h;
        length=l;
    }
    public double getDistance(int s){
        return speed*s;
    }
    public double getHigh(){
        return high;
    }
    public double getLength(){
        return length;
    }
}


这个看起来太烦琐了 有没有简单的方法请指教`

public class Test {     
public static void main(String[] args){
    Car car1 = new Car("宝马",1.55,2.80,100,10);
    Car car2 = new Car("奔驰",1.65,3.00,200,5);
    Car car3 = new Car("加长版林肯",1.45,3.80,150,1);
    car1.go();
    car2.go();
    car3.go();
}
}
class Car{     
    private String name;
    private double high;
    private double length;
    private double speed;
    private int time;
    private double distance;     
    public Car(String name,double high,double length,double speed,int time){
        this.name = name;
        this.high = high;
        this.length = length;
        this.time = time;
        this.speed = speed;
    }         
    public double getDistance(int time){         
        distance = time*speed;
        return distance;         
    }     
    public void go(){
         System.out.println("车名为:"+name);
            System.out.println("汽车的速度为每小时"+speed+"千米");
            System.out.println(time+"小时跑了"+getDistance(time)+"千米");
            System.out.println("该汽车高"+high+"米");
            System.out.println("该汽车长"+length+"米");
            System.out.println("==========================================");        
    }     
}


不知道这样，LZ看够省了没

好，很好。你这个不错