//定义Student类
class Student{
    //属性：学号、姓名、分数
    String studentld;
    String name;
    double score;
    void study(){
        System.out.println(name+"编写代码");
    }
}
//主类 
public class Main{
    public static void main(String[] args){
        //实例化第一个对象
        Student s1=new Student();
        s1.studentld="001";
        s1.name="张秋实";
        s1.score=3.96;
        s1.study();//调用study方法
        //实例化第二个对象
        Student s2=new Student();
        s2.studentld="002";
        s2.name="高一栋";
        s2.score=6.25;
        s2.study();//调用study方法
    }
}