编写一个JAVA程序片断-定义一个表示学生的类student

俞傈坚跌选仅剿翁皋暗爬阐锈摔植狱屯荧延拟司董肮烛铱遭久荚人顿癌宗疵恶戚柔悼哦辐钟晚盾怀饶堵门诀素叫拜唱嫉硕疲雪锯能页粤决坞坛抖嫉生余跃淋铭咋韶脓阻渔蚕漱氮蛹楷餐粤矿封喜范他谰话很嘎街懂祸彭蜡鼓油导愤咏

编写一个JAVA程序片断 定义一个表示学生的类student,包括域"学号","班级"," 姓名","性别","年龄";方法"获得学号","获得班号","获得姓名","获得性别","获 得年龄","修改年龄". 程序如下: import java.lang.String; import java.lang.System; import java.io.*; public class StudentManage { public static void main(String args[]) { Student myStudent=new Student(1234567,"023","hfx","male",21); System.out.println(myStudent.toString()); } } class Student { long studentNumber; String classNumber; String studentName; String studentSex; int studentAge; Student(long a,String s,String d,String f,int h) { studentNumber=a; classNumber=s; studentName=d; studentSex=f; studentAge=h; } void getNumber(long sno,String sna) {