Challenge 5 part 1 - first pass

1 files changed, 18 insertions, 0 deletions

diff --git a/challenge-005/john-barrett/perl5/ch-1.pl b/challenge-005/john-barrett/perl5/ch-1.pl
new file mode 100755
index 0000000000..0e920a4011
--- /dev/null
+++ b/challenge-005/john-barrett/perl5/ch-1.pl
@@ -0,0 +1,18 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+use autodie;
+
+my $word = join '', sort { $a cmp $b } split '', lc $ARGV[0];
+my $wordlength = length $word;
+
+sub is_anagram {
+    my ( $dictword ) = @_;
+    return 0 if length $dictword != $wordlength;
+    $word eq join '', sort { $a cmp $b } split '', lc $dictword;
+}
+
+open my $fh, '<:encoding(UTF-8)', '/usr/share/dict/words';
+chomp( my @dict = <$fh> );
+printf "$_\n" for grep { is_anagram( $_ ) } @dict;