private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
       word3=word3.replace('Γ', '*'); 
       exist=0;
    
       for (int i = 0; i < len; i++) {
            if (word5[i]=='Γ') {
                word7[i]='Γ';
                exist=1;
            }
       }
   
       if (exist==0) count=count+1;
       word8="";
       word9="";
   
       for (int i = 0; i < len; i++) {
            word8 = word8+word7[i]+' ';
            word9=word9+word7[i];
       }
    
       jTextField5.setText(word8);
       jButton3.setEnabled(false);  
       count1();  
    }