package chapter1;

   //1.定义一个类

public class Telephone02 {

 //2. 属性（成员变量）有什么

float screen;

float cpu;

float mem;

//3. 方法 干什么

void call() {

System.out.println("Telephone有打电话功能");

}

void sendMessage() {

System.out.println("screen:"+screen+"cpu:"+cpu+"mem:"+mem+"Telephone有发短信功能");

}

}