da

package edno;

import java.awt.EventQueue;
import java.awt.Label;

import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import javax.swing.text.StyledEditorKit.ForegroundAction;

import org.w3c.dom.ranges.DocumentRange;

import javax.swing.JButton;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import javax.swing.JLabel;

public class gpida {

	private JFrame frame;
	private JTextField textField;
	private JTextField textField_1;

	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					gpida window = new gpida();
					window.frame.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	/**
	 * Create the application.
	 */
	public gpida() {
		initialize();
	}

	/**
	 * Initialize the contents of the frame.
	 */
	private void initialize() {
		frame = new JFrame();
		frame.setBounds(100, 100, 450, 300);
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.getContentPane().setLayout(null);

		textField = new JTextField();
		textField.setBounds(10, 95, 86, 20);
		frame.getContentPane().add(textField);
		textField.setColumns(10);
		JLabel lblNewLabel = new JLabel("New label");
		lblNewLabel.setBounds(37, 190, 180, 14);
		frame.getContentPane().add(lblNewLabel);
		textField_1 = new JTextField();
		textField_1.setBounds(106, 95, 86, 20);
		frame.getContentPane().add(textField_1);
		textField_1.setColumns(10);
		JButton btnNasturjiiiiiiiiiiiiii = new JButton("");
		btnNasturjiiiiiiiiiiiiii.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				int a = Integer.parseInt(textField.getText());
				int b = Integer.parseInt(textField_1.getText());
				double arr[] = new double[a];
				// double arr[]=new double[b];
				int total = 1;
				for (int i = a; i <= b; i++) {
					if (i % 3 == 0) {
						total *= i;
					}

				}

				if (total == 1) {
					lblNewLabel.setText("Nqma Proizvedenie");
				} else {
					lblNewLabel.setText("Proizvedenieto e " + total);

				}

			}
		});
		btnNasturjiiiiiiiiiiiiii.setBounds(10, 126, 180, 23);
		frame.getContentPane().add(btnNasturjiiiiiiiiiiiiii);

	}
}