exercism · m-dango · Jul 17, 2026 · Jul 19, 2026 · Jul 19, 2026
diff --git a/.github/workflows/exercises.yml b/.github/workflows/exercises.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         os: ['ubuntu-latest', 'macos-latest']
-        perl: ['5.42', '5.40', '5.38']
+        perl: ['5.44', '5.42', '5.40']
         distribution: ['default']
         include:
           - os: 'windows-latest'

diff --git a/cpanfile b/cpanfile
@@ -1,5 +1,4 @@
 requires 'Data::Dmp';
-requires 'Feature::Compat::Class';
 requires 'lib::gitroot';
 requires 'namespace::autoclean';
 requires 'Path::Tiny';

diff --git a/exercises/practice/accumulate/.meta/solutions/lib/Accumulate.pm b/exercises/practice/accumulate/.meta/solutions/lib/Accumulate.pm
@@ -1,8 +1,6 @@
 package Accumulate;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<accumulate>;

diff --git a/exercises/practice/accumulate/lib/Accumulate.pm b/exercises/practice/accumulate/lib/Accumulate.pm
@@ -1,6 +1,6 @@
 package Accumulate;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<accumulate>;

diff --git a/exercises/practice/acronym/.meta/solutions/lib/Acronym.pm b/exercises/practice/acronym/.meta/solutions/lib/Acronym.pm
@@ -1,8 +1,6 @@
 package Acronym;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<abbreviate>;

diff --git a/exercises/practice/acronym/lib/Acronym.pm b/exercises/practice/acronym/lib/Acronym.pm
@@ -1,6 +1,6 @@
 package Acronym;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<abbreviate>;

diff --git a/exercises/practice/affine-cipher/.meta/solutions/lib/AffineCipher.pm b/exercises/practice/affine-cipher/.meta/solutions/lib/AffineCipher.pm
@@ -1,8 +1,6 @@
 package AffineCipher;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<encode decode>;

diff --git a/exercises/practice/affine-cipher/lib/AffineCipher.pm b/exercises/practice/affine-cipher/lib/AffineCipher.pm
@@ -1,6 +1,6 @@
 package AffineCipher;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<encode decode>;

diff --git a/exercises/practice/all-your-base/.meta/solutions/lib/AllYourBase.pm b/exercises/practice/all-your-base/.meta/solutions/lib/AllYourBase.pm
@@ -1,8 +1,6 @@
 package AllYourBase;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<rebase>;

diff --git a/exercises/practice/all-your-base/lib/AllYourBase.pm b/exercises/practice/all-your-base/lib/AllYourBase.pm
@@ -1,6 +1,6 @@
 package AllYourBase;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<rebase>;

diff --git a/exercises/practice/allergies/.meta/solutions/lib/Allergies.pm b/exercises/practice/allergies/.meta/solutions/lib/Allergies.pm
@@ -1,8 +1,6 @@
 package Allergies;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<allergic_to list_allergies>;

diff --git a/exercises/practice/allergies/lib/Allergies.pm b/exercises/practice/allergies/lib/Allergies.pm
@@ -1,6 +1,6 @@
 package Allergies;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<allergic_to list_allergies>;

diff --git a/exercises/practice/anagram/.meta/solutions/lib/Anagram.pm b/exercises/practice/anagram/.meta/solutions/lib/Anagram.pm
@@ -1,8 +1,6 @@
 package Anagram;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<match_anagrams>;

diff --git a/exercises/practice/anagram/lib/Anagram.pm b/exercises/practice/anagram/lib/Anagram.pm
@@ -1,6 +1,6 @@
 package Anagram;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<match_anagrams>;

diff --git a/exercises/practice/armstrong-numbers/.meta/solutions/lib/ArmstrongNumbers.pm b/exercises/practice/armstrong-numbers/.meta/solutions/lib/ArmstrongNumbers.pm
@@ -1,8 +1,6 @@
 package ArmstrongNumbers;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<is_armstrong_number>;

diff --git a/exercises/practice/armstrong-numbers/lib/ArmstrongNumbers.pm b/exercises/practice/armstrong-numbers/lib/ArmstrongNumbers.pm
@@ -1,6 +1,6 @@
 package ArmstrongNumbers;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<is_armstrong_number>;

diff --git a/exercises/practice/atbash-cipher/.meta/solutions/lib/AtbashCipher.pm b/exercises/practice/atbash-cipher/.meta/solutions/lib/AtbashCipher.pm
@@ -1,8 +1,6 @@
 package AtbashCipher;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<encode_atbash decode_atbash>;

diff --git a/exercises/practice/atbash-cipher/lib/AtbashCipher.pm b/exercises/practice/atbash-cipher/lib/AtbashCipher.pm
@@ -1,6 +1,6 @@
 package AtbashCipher;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<encode_atbash decode_atbash>;

diff --git a/exercises/practice/binary-search-tree/.meta/solutions/lib/BinarySearchTree.pm b/exercises/practice/binary-search-tree/.meta/solutions/lib/BinarySearchTree.pm
@@ -1,7 +1,5 @@
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
-use Feature::Compat::Class;
+use v5.40;
+use experimental qw<class>;
 
 class BinarySearchTree;
 

diff --git a/exercises/practice/binary-search-tree/lib/BinarySearchTree.pm b/exercises/practice/binary-search-tree/lib/BinarySearchTree.pm
@@ -1,4 +1,4 @@
-use v5.42;
+use v5.44;
 use experimental qw<class>;
 
 class BinarySearchTree;

diff --git a/exercises/practice/binary-search/.meta/solutions/lib/BinarySearch.pm b/exercises/practice/binary-search/.meta/solutions/lib/BinarySearch.pm
@@ -1,8 +1,6 @@
 package BinarySearch;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<binary_search>;

diff --git a/exercises/practice/binary-search/lib/BinarySearch.pm b/exercises/practice/binary-search/lib/BinarySearch.pm
@@ -1,6 +1,6 @@
 package BinarySearch;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<binary_search>;

diff --git a/exercises/practice/bob/.meta/solutions/lib/Bob.pm b/exercises/practice/bob/.meta/solutions/lib/Bob.pm
@@ -1,9 +1,7 @@
 # Declare package 'Bob'
 package Bob;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<hey>;

diff --git a/exercises/practice/bob/lib/Bob.pm b/exercises/practice/bob/lib/Bob.pm
@@ -1,7 +1,7 @@
 # Declare package 'Bob'
 package Bob;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<hey>;

diff --git a/exercises/practice/bottle-song/.meta/solutions/lib/BottleSong.pm b/exercises/practice/bottle-song/.meta/solutions/lib/BottleSong.pm
@@ -1,8 +1,6 @@
 package BottleSong;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<sing>;

diff --git a/exercises/practice/bottle-song/lib/BottleSong.pm b/exercises/practice/bottle-song/lib/BottleSong.pm
@@ -1,6 +1,6 @@
 package BottleSong;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<sing>;

diff --git a/exercises/practice/circular-buffer/.meta/solutions/lib/CircularBuffer.pm b/exercises/practice/circular-buffer/.meta/solutions/lib/CircularBuffer.pm
@@ -1,7 +1,5 @@
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
-use Feature::Compat::Class;
+use v5.40;
+use experimental qw<class>;
 
 class CircularBuffer;
 

diff --git a/exercises/practice/circular-buffer/lib/CircularBuffer.pm b/exercises/practice/circular-buffer/lib/CircularBuffer.pm
@@ -1,4 +1,4 @@
-use v5.42;
+use v5.44;
 use experimental qw<class>;
 
 class CircularBuffer;

diff --git a/exercises/practice/clock/.meta/solutions/lib/Clock.pm b/exercises/practice/clock/.meta/solutions/lib/Clock.pm
@@ -1,7 +1,5 @@
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
-use Feature::Compat::Class;
+use v5.40;
+use experimental qw<class>;
 
 class Clock;
 

diff --git a/exercises/practice/clock/lib/Clock.pm b/exercises/practice/clock/lib/Clock.pm
@@ -1,4 +1,4 @@
-use v5.42;
+use v5.44;
 use experimental qw<class>;
 
 class Clock;

diff --git a/exercises/practice/collatz-conjecture/.meta/solutions/lib/CollatzConjecture.pm b/exercises/practice/collatz-conjecture/.meta/solutions/lib/CollatzConjecture.pm
@@ -1,8 +1,6 @@
 package CollatzConjecture;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<steps>;

diff --git a/exercises/practice/collatz-conjecture/lib/CollatzConjecture.pm b/exercises/practice/collatz-conjecture/lib/CollatzConjecture.pm
@@ -1,6 +1,6 @@
 package CollatzConjecture;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<steps>;

diff --git a/exercises/practice/crypto-square/.meta/solutions/lib/CryptoSquare.pm b/exercises/practice/crypto-square/.meta/solutions/lib/CryptoSquare.pm
@@ -1,8 +1,6 @@
 package CryptoSquare;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<cipher>;

diff --git a/exercises/practice/crypto-square/lib/CryptoSquare.pm b/exercises/practice/crypto-square/lib/CryptoSquare.pm
@@ -1,6 +1,6 @@
 package CryptoSquare;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<cipher>;

diff --git a/exercises/practice/custom-set/.meta/solutions/lib/CustomSet.pm b/exercises/practice/custom-set/.meta/solutions/lib/CustomSet.pm
@@ -1,7 +1,5 @@
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
-use Feature::Compat::Class;
+use v5.40;
+use experimental qw<class>;
 
 class CustomSet;
 

diff --git a/exercises/practice/custom-set/lib/CustomSet.pm b/exercises/practice/custom-set/lib/CustomSet.pm
@@ -1,4 +1,4 @@
-use v5.42;
+use v5.44;
 use experimental qw<class>;
 
 class CustomSet;

diff --git a/exercises/practice/darts/.meta/solutions/lib/Darts.pm b/exercises/practice/darts/.meta/solutions/lib/Darts.pm
@@ -1,8 +1,6 @@
 package Darts;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<score_dart>;

diff --git a/exercises/practice/darts/lib/Darts.pm b/exercises/practice/darts/lib/Darts.pm
@@ -1,6 +1,6 @@
 package Darts;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<score_dart>;

diff --git a/exercises/practice/difference-of-squares/.meta/solutions/lib/DifferenceOfSquares.pm b/exercises/practice/difference-of-squares/.meta/solutions/lib/DifferenceOfSquares.pm
@@ -1,8 +1,6 @@
 package DifferenceOfSquares;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<square_of_sum sum_of_squares difference_of_squares>;

diff --git a/exercises/practice/difference-of-squares/lib/DifferenceOfSquares.pm b/exercises/practice/difference-of-squares/lib/DifferenceOfSquares.pm
@@ -1,6 +1,6 @@
 package DifferenceOfSquares;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<square_of_sum sum_of_squares difference_of_squares>;

diff --git a/exercises/practice/dnd-character/.meta/solutions/lib/DndCharacter.pm b/exercises/practice/dnd-character/.meta/solutions/lib/DndCharacter.pm
@@ -1,7 +1,5 @@
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
-use Feature::Compat::Class;
+use v5.40;
+use experimental qw<class>;
 
 class DndCharacter;
 

diff --git a/exercises/practice/dnd-character/lib/DndCharacter.pm b/exercises/practice/dnd-character/lib/DndCharacter.pm
@@ -1,4 +1,4 @@
-use v5.42;
+use v5.44;
 use experimental qw<class>;
 
 class DndCharacter;

diff --git a/exercises/practice/eliuds-eggs/.meta/solutions/lib/EliudsEggs.pm b/exercises/practice/eliuds-eggs/.meta/solutions/lib/EliudsEggs.pm
@@ -1,8 +1,6 @@
 package EliudsEggs;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<egg_count>;

diff --git a/exercises/practice/eliuds-eggs/lib/EliudsEggs.pm b/exercises/practice/eliuds-eggs/lib/EliudsEggs.pm
@@ -1,6 +1,6 @@
 package EliudsEggs;
 
-use v5.42;
+use v5.44;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<egg_count>;

diff --git a/exercises/practice/etl/.meta/solutions/lib/ETL.pm b/exercises/practice/etl/.meta/solutions/lib/ETL.pm
@@ -1,8 +1,6 @@
 package ETL;
 
-use strict;
-use warnings;
-use experimental qw<signatures postderef postderef_qq>;
+use v5.40;
 
 use Exporter qw<import>;
 our @EXPORT_OK = qw<transform>;