int main(int argc,char **argv)
{
  int i;
  int j;
  char *x;

  for (i = 1;i < argc;++i) {
    putchar('[');
    x = argv[i];
    for (j = 0;x[j];++j)
      ;
    while (j--) {
      putchar('[');
      putchar(x[j]);
      putchar(']');
    }
    putchar(']');
    putchar('\n');
  }
  return 0;
}