-0777 is not used at all.
Strip out all comments.
Condense BEGIN blocks to one.
Condense END blocks to one, reversing order.
Strip lines that do not affect the outcome.
 
#!/usr/bin/perl -w
use strict;

BEGIN {
  $" = "\r";
  print "Hog wash!";
  $. = 8;
}

print $" . " " x $.;

END {
  @! = qw(27 08 56 47);
  @! = reverse @!;
  @! = grep { s/(\d)(\d)/$2$1/ } @!;
  @! = grep { $_ = chr($_) } @!;
  print $" . join ' ', @!;
}

[download]

In reply to BEGINner Obfu Spoiler by Mr. Muskrat
in thread BEGINner Obfu by Mr. Muskrat

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