#!/opt/roxen-cs/bin/pike

#include <stdio.h>
#include <array.h>
#include <string.h>
#include <getopt.h>

int main (int argc, array(string) argv)
{
 if (argc > 2)
  { 
    write((string)crypt(argv[1], argv[2]));
    return 0;
  }
 else
  { 
    write(crypt(argv[1]));
    return 0;
  }
}