$ perl test
syntax error at test line 15, near "+)"
Execution of test aborted due to compilation errors.

##</code><code>##

use Socket;
use strict;
use warnings;

my %stat;
my @addr = qw(10.0.0.1
              10.0.0.2
              10.0.0.3
              192.168.1.5
              192.168.1.6
              192.168.10.3
              192.168.10.4
              192.168.10.5);

$stat{inet_ntoa(substr(inet_aton($_), 0, 3) . "\0")} ++ foreach (@addr+);

print "$_ has $stat{$_} nodes\n" foreach (keys %stat);

##</code><code>##

Characteristics of this binary (from libperl):
  Compile-time options: MULTIPLICITY USE_64_BIT_INT USE_LARGE_FILES PERL_IMPLICIT_CONTEXT
  Built under cygwin
  Compiled at Aug 29 2003 12:06:59
  %ENV:
    CYGWIN=""
  @INC:
    /usr/lib/perl5/5.8.0/cygwin-multi-64int
    /usr/lib/perl5/5.8.0
    /usr/lib/perl5/site_perl/5.8.0/cygwin-multi-64int
    /usr/lib/perl5/site_perl/5.8.0
    /usr/lib/perl5/site_perl
    .