IVE Lab 7-2 Sample

f66666602

import javax.swing.*;

public class num_cal {
  
  static String input_num;

  public static void main(String[] args) {
    int num = 0;
    int result = 0;

    do{
       input_num = JOptionPane.showInputDialog(null, "Input a number for calculation", "The calculation for the sum of some number",
                                            JOptionPane.QUESTION_MESSAGE);
   
       num = Integer.parseInt(input_num);
       result += num;
       } while (num != 0);
    System.out.println("The sum of those number is " + result);
  }
}