package com.company;
import java.util.Scanner;
import java.util.Random;
public class Main
{
public static void main(String[] args)
{
Vehicle car1,car2;
car1 = new Vehicle();
car2 = new Vehicle();
car1.setPower(128);
car2.setPower(76);
System.out.println("car1的功率是" + car1.getPower());
System.out.println("car2的功率是" + car2.getPower());
car1.speedUp(80);
car2.speedUp(80);
System.out.println("car1目前的速度是" + car1.getSpeed());
System.out.println("car2目前的速度是" + car2.getSpeed());
car1.speedDown(10);
car2.speedDown(10);
System.out.println("car1目前的速度是" + car1.getSpeed());
System.out.println("car2目前的速度是" + car2.getSpeed());
}
}
class Vehicle
{
double speed;
int power;
Vehicle(){}
void setPower(int p)
{
this.power = p;
}
void speedUp(int s)
{
this.speed = this.speed + s;
}
void speedDown(int d)
{
this.speed = this.speed - d;
}
int getPower()
{
return power;
}
double getSpeed()
{
return speed;
}
}
