编辑代码

class Main {
	package com.hanqi.test;

public class jidongche {
	private String chepaihao;//车牌号
	private int speed;//速度
	private double weight;//载重量
	//无参构造方法
	jidongche()
	{
		
	}
	public String getChepaihao() {
		return chepaihao;
	}
	public void setChepaihao(String chepaihao) {
		this.chepaihao = chepaihao;
	}
	public int getSpeed() {
		return speed;
	}
	public void setSpeed(int speed) {
		this.speed = speed;
	}
	public double getWeight() {
		return weight;
	}
	public void setWeight(double weight) {
		this.weight = weight;
	}
	//有参构造方法
	jidongche(String cph,int sp,double wh)
	{
		chepaihao=cph;
		speed=sp;
		weight=wh;
		
	}
	//设置成员方法
	public int getAddspeed(int add)
	{
		return speed+=add;
	}

	public int getjianspeed(int jian)
	{
		return speed-=jian;
	}
	public void setchepaihap(String chage)
	{
		chepaihao=chage;
	}

}