package com.netcse.java; public class Main { int id; String name; Main(int i, String n){ id = i; name = n; } void setData(int id, String name){ this.id = id; this.name = name; } void getData(){ System.out.println(id + " -> " + name); } public static void main(String[] args) { Main mn = new Main(10, "ten"); mn.setData(20, "twenty"); mn.getData(); } }