import javax.crypto.*;
import javax.crypto.interfaces.*;
import javax.crypto.spec.*;
                                                                                
                                                                                
class AES
{
  Cipher cipher;
  public AES() {
      try {
          cipher = Cipher.getInstance("AES");
      } catch(Exception e) {
          
      }
  }
  
  public static void main(String[] args)
  {
                                                                                
                                                                                
  }
                                                                                
}