From 0c5eabd24392eb2c165626893db51818437e4ff2 Mon Sep 17 00:00:00 2001
From: Luis Mochan <mochan@fis.unam.mx>
Date: Sat, 8 Feb 2025 13:28:46 -0600
Subject: Correct error.

---
 challenge-307/wlmb/perl/ch-2.pl  | 12 ++++++------
 challenge-307/wlmb/perl/ch-2a.pl | 21 +++++++++++++++++++++
 2 files changed, 27 insertions(+), 6 deletions(-)
 create mode 100755 challenge-307/wlmb/perl/ch-2a.pl

diff --git a/challenge-307/wlmb/perl/ch-2.pl b/challenge-307/wlmb/perl/ch-2.pl
index bd1cbc039a..df08ca9115 100755
--- a/challenge-307/wlmb/perl/ch-2.pl
+++ b/challenge-307/wlmb/perl/ch-2.pl
@@ -6,15 +6,15 @@
 use v5.36;
 die <<~"FIN" unless @ARGV;
     Usage: $0 W0 W1 W2
-    to count anagram equivalence classes mong the words Wi.
+    to count anagram equivalence classes among the words Wi.
     FIN
 use List::Util qw(uniq);
 say "@ARGV -> ",
     0 + uniq
     map {
-	my %hash;
-	$hash{lc $_}++ for split "";
-	join "", map {
-	    $_, $hash{$_}
-	}sort keys %hash
+        my %hash;
+        $hash{lc $_}++ for split "";
+        join "", map {
+            $_, $hash{$_}
+        }sort keys %hash
     } @ARGV;
diff --git a/challenge-307/wlmb/perl/ch-2a.pl b/challenge-307/wlmb/perl/ch-2a.pl
new file mode 100755
index 0000000000..ef3f6d4b0e
--- /dev/null
+++ b/challenge-307/wlmb/perl/ch-2a.pl
@@ -0,0 +1,21 @@
+#!/usr/bin/env perl
+# Perl weekly challenge 307
+# Task 2:  Find Anagrams
+#
+# See https://wlmb.github.io/2025/02/02/PWC307/#task-2-find-anagrams
+use v5.36;
+die <<~"FIN" unless @ARGV;
+    Usage: $0 W0 W1 W2
+    to count anagram equivalence classes among the words Wi.
+    FIN
+my $last;
+my $count=0;
+(!defined $last || $_ ne $last)&&++$count, $last = $_
+    for map {
+        my %hash;
+        $hash{lc $_}++ for split "";
+        join "", map {
+            $_, $hash{$_}
+        }sort keys %hash
+    } @ARGV;
+say "@ARGV -> $count";
-- 
cgit