import javax.crypto.*;
import javax.crypto.spec.*;
import java.io.*;
public class DESKrypt2a{
  public static void main(String argumendid[]) throws Exception{
    byte[] votmebaidid=new byte[8];
    for(int i=0; i<8; i++){
      votmebaidid[i]=(byte)0xFF;
    }
    SecretKey voti=SecretKeyFactory.getInstance("DES").generateSecret(
      new DESKeySpec(votmebaidid)
    );
    Cipher kodeerija=Cipher.getInstance("DES");
    kodeerija.init(Cipher.DECRYPT_MODE, voti);
    CipherInputStream salasisendvoog=new CipherInputStream(
      new FileInputStream("DES2.dat"), kodeerija
    );
    byte[] b =new byte[1000];
    int pikkus=salasisendvoog.read(b);
    System.out.println(new String(b, 0, pikkus));
  }
}