交通工具"/>
java习题交通工具
class Vehicle
{int speed,size;public void move()//输出速度{System.out.println("速度:"+speed+"KM/H");} public void setspeed(int speed)//建立速度{this.speed=speed;}public void speedUp(int x)//加速{speed+=x;}public void speedDown(int x)//减速{speed-=x;}
}public class xiti2
{public static void main(String[] args){Vehicle jeep=new Vehicle();jeep.setspeed(100);jeep.setspeed(5);jeep.move();}
}
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java习题交通工具
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