use warnings;
use strict;
print "-"x79,"\n";
print "1\n";
print "-"x80,"\n";
print "2\n";
print "-"x80;
print "3\n";

__DATA__

--redirected to a file in Windows.
-------------------------------------------------------------------------------
1
--------------------------------------------------------------------------------
2
--------------------------------------------------------------------------------3

--appearance from Windows command line.
-------------------------------------------------------------------------------
1
--------------------------------------------------------------------------------

2
--------------------------------------------------------------------------------
3

--appearance from Linux command line.
-------------------------------------------------------------------------------
1
--------------------------------------------------------------------------------
2
--------------------------------------------------------------------------------
3