import
java.awt.event.*;
import javax.swing.border.EmptyBorder;
import
java.awt.*;
public class Main {

    public double ehniitoo;
   
public double too;
    public char NER;
JFrame frame,frame1;
JPanel
panel,panel1,panel2;
JButton button1,button2;
JButton[]
buttona=new JButton[10];
JTextField text1;
JLabel label1;
public
Main()
Үргэлжлэл