笔记本属性，电量输出

package duixiang;

public class NewClass {

    public String pinpai;
    
    public String color;
    
    public int dianchirl;
    
    public int dianliang;
    
    public NewClass(String pinpai, String color, int dianchirl)
    {
        System.out.println("品牌是" + pinpai + " ,颜色是" + color + " , 电池容量为" + dianchirl);
    }
    //充电
    public void cd(int cd)
    {    
        int x = dianliang;
        dianliang +=cd;
        
        if(dianliang >= 100)
        {
            System.out.println("电池已经充满。");
            dianliang = 100;    
        }
    
        System.out.println("充电" + cd + "% , 当前电量" + dianliang + "% ");
    }
    //电池已用时间
    public void yysj(int yysj)
    {
        if(yysj >= 3)
        {
            dianliang = 7;
            System.out.println("电池剩余" + dianliang + "% ，电脑即将关机");    
        }
        else
        {
            System.out.println("您可以继续使用。");
        }
    }
}

package duixiang;

public class Newsthh {

    public static void main(String[] args) {
        // TODO Auto-generated method stub

        NewClass pc = new NewClass("gateway" , "white" , 47520);
        
        pc.dianliang = 7;
        
        pc.cd(99);
        
        pc.yysj(2);
        
        
        
    }

}