/*import javax.crypto.*; 
import javax.crypto.spec.*;
import java.security.*; 
import java.util.*;

public class des {
  static SecretKey k(String p)throws Exception{
    return SecretKeyFactory.getInstance("DES").generateSecret(new DESKeySpec(Arrays.copyOf(p.getBytes(),8)));
  }
  public static void main(String[] a)throws Exception{
    Scanner s=new Scanner(System.in);
    Cipher c=Cipher.getInstance("DES/CBC/PKCS5Padding");

    byte[] iv=new byte[8]; new SecureRandom().nextBytes(iv);
    SecretKey K=k(s.nextLine());

    c.init(Cipher.ENCRYPT_MODE,K,new IvParameterSpec(iv));
    String e=Base64.getEncoder().encodeToString(c.doFinal(s.nextLine().getBytes()));

    c.init(Cipher.DECRYPT_MODE,K,new IvParameterSpec(iv));
    System.out.println("Enc:"+e+"\nDec:"+new String(c.doFinal(Base64.getDecoder().decode(e))));
  }
}
*/
import javax.crypto.*;import javax.crypto.spec.*;import java.security.*;import java.util.*;
public class DESOne{
  public static void main(String[]a)throws Exception{
    Scanner s=new Scanner(System.in);
    Cipher c=Cipher.getInstance("DES/CBC/PKCS5Padding");
    byte[]iv=new byte[8];new SecureRandom().nextBytes(iv);
    SecretKey k=SecretKeyFactory.getInstance("DES").generateSecret(new DESKeySpec(Arrays.copyOf(s.nextLine().getBytes(),8)));
    c.init(Cipher.ENCRYPT_MODE,k,new IvParameterSpec(iv));
    String e=Base64.getEncoder().encodeToString(c.doFinal(s.nextLine().getBytes()));
    c.init(Cipher.DECRYPT_MODE,k,new IvParameterSpec(iv));
    System.out.println("Enc:"+e+"\nDec:"+new String(c.doFinal(Base64.getDecoder().decode(e))));
  }
}