From 9a07e50d0b214d9ecd1701a86387b39c4bf41a0a Mon Sep 17 00:00:00 2001
From: Torgny Lyon <torgny@abc.se>
Date: Wed, 1 Oct 2025 21:26:24 +0200
Subject: Add solutions for week 341

---
 challenge-341/torgny-lyon/blog.txt     |  1 +
 challenge-341/torgny-lyon/perl/ch-1.pl | 18 ++++++++++++++++++
 challenge-341/torgny-lyon/perl/ch-2.pl | 16 ++++++++++++++++
 3 files changed, 35 insertions(+)
 create mode 100644 challenge-341/torgny-lyon/blog.txt
 create mode 100755 challenge-341/torgny-lyon/perl/ch-1.pl
 create mode 100755 challenge-341/torgny-lyon/perl/ch-2.pl

diff --git a/challenge-341/torgny-lyon/blog.txt b/challenge-341/torgny-lyon/blog.txt
new file mode 100644
index 0000000000..e28f2f7938
--- /dev/null
+++ b/challenge-341/torgny-lyon/blog.txt
@@ -0,0 +1 @@
+https://www.abc.se/~torgny/pwc.html#341
diff --git a/challenge-341/torgny-lyon/perl/ch-1.pl b/challenge-341/torgny-lyon/perl/ch-1.pl
new file mode 100755
index 0000000000..28f1c99e17
--- /dev/null
+++ b/challenge-341/torgny-lyon/perl/ch-1.pl
@@ -0,0 +1,18 @@
+#!/usr/bin/perl
+
+use v5.36;
+
+use Test::More tests => 5;
+
+sub count_words {
+    grep {
+        my $word = $_;
+        ! grep { index($word, $_) >= 0 } @{ $_[1] };
+    } split / /, lc $_[0];
+}
+
+is(count_words('Hello World',          ['d']),        1);
+is(count_words('apple banana cherry',  [ 'a', 'e' ]), 0);
+is(count_words('Coding is fun',        []),           3);
+is(count_words('The Weekly Challenge', [ 'a', 'b' ]), 2);
+is(count_words('Perl and Python',      ['p']),        1);
diff --git a/challenge-341/torgny-lyon/perl/ch-2.pl b/challenge-341/torgny-lyon/perl/ch-2.pl
new file mode 100755
index 0000000000..5712143816
--- /dev/null
+++ b/challenge-341/torgny-lyon/perl/ch-2.pl
@@ -0,0 +1,16 @@
+#!/usr/bin/perl
+
+use v5.36;
+
+use Test::More tests => 5;
+
+sub reverse_prefix {
+    my $i = index($_[0], $_[1]) + 1;
+    reverse(substr $_[0], 0, $i) . substr $_[0], $i;
+}
+
+is(reverse_prefix("programming", "g"), "gorpramming");
+is(reverse_prefix("hello",       "h"), "hello");
+is(reverse_prefix("abcdefghij",  "h"), "hgfedcbaij");
+is(reverse_prefix("reverse",     "s"), "srevere");
+is(reverse_prefix("perl",        "r"), "repl");
-- 
cgit