import java.io.*; //java girdi cikti sinifini cagir
import javax.swing.*;

class characterD
 {
      public static void main(String args[])
      {
          char b1,b2;
          b1='\u0394';   //big delta
          b2='\u00B2';   //Square sign
          String s=""+b1+"T ="+b1+"x"+b2+" + "+b1+"y"+b2;
          JOptionPane.showMessageDialog(null,s," character programming",JOptionPane.PLAIN_MESSAGE);
       }
 }
