Hi
Can someone help me run this java code. am getting an error message of main class not found

import java.awt.Color;
import java.awt.Graphics;
import java.awt.Font;

import javax.swing.JFrame;

public class guiexample extends JFrame {
public static void main(String args[]) {
guiexample f = new guiexample();
f.setSize(300, 300);
f.setVisible(true);

}

public void pain(Graphics g) {
g.setColor(Color.yellow);
g.fillOval(50, 50, 200, 200);
g.setColor(Color.black);
g.drawArc(75, 60, 150, 150, -25, -125);
g.fillOval(100,100, 25, 25);
g.fillOval(175, 100, 25, 25);
g.setColor(Color.blue);
g.setFont(new Font("Serif", Font.BOLD, 18));
g.drawString("Hello my name is Alim Bidmus", 35, 275);

}
}

You Can't Create An Object From Within Its Class, Please Remove Your Main Method From That Class Declaration.