This is a practice Java practice project. Please refrain from using anything except the things within the photo (no import switcher or other methods)!!! Need help with calculations and creating prompts. Thank you in advanced.

*pro3.java X project3.java i import javax.swing.JOptionPane; 3 public class pro3 { public static void main(String[] args) menu(); public static void menu() 11 String input; int optionSelected = 0; int n; long result; while(optionSelected != 4) input = JOptionPane.showInputDialog(null, " CSC 229 - Project 3"+" "+ "+" "+ "Select Series by pressing the Number associated"+" "+ " Press 4 to Exit"+" " + "+" "+ 1. 1 + 2 + 3 + . . . . . . . . . . . N"+" "+ " 4. Exit", "Math Series", JOptionPane. QUESTION MESSAGE); switch(optionSelected) case 1: input = JOptionPane.showInputDialog(null, "Please Enter an Integer Number