5 files changed, 81 insertions, 7 deletions
diff --git a/challenge-110/ryan-thompson/README.md b/challenge-110/ryan-thompson/README.md
index 698e3ee64f..3dd1e955d3 100644
--- a/challenge-110/ryan-thompson/README.md
+++ b/challenge-110/ryan-thompson/README.md
@@ -1,19 +1,19 @@
 # Ryan Thompson
 
-## Week 056 Solutions
+## Week 110 Solutions
 
-### Task 1 › Diff-K
+### Task 1 › Phone Number Validation
 
  * [Perl](perl/ch-1.pl)
- * [Raku](raku/ch-1.p6)
+ * [Raku](raku/ch-1.raku)
 
-### Task 2 › Path Sum
+### Task 2 › Transpose CSV File
 
  * [Perl](perl/ch-2.pl)
- * [Raku](raku/ch-2.p6)
+ * [Raku](raku/ch-2.raku)
 
 ## Blogs
 
- * [Diff-K](https://ry.ca/2020/04/diff-k/)
- * [Path Sum](https://ry.ca/2020/04/path-sum/)
+ * [Phone Number Validation](https://ry.ca/2021/04/phone-number-validation)
+ * [Transpose CSV File](https://ry.ca/2021/04/transpose-csv-file)
 
diff --git a/challenge-110/ryan-thompson/perl/ch-1.pl b/challenge-110/ryan-thompson/perl/ch-1.pl
new file mode 100755
index 0000000000..d994daaa16
--- /dev/null
+++ b/challenge-110/ryan-thompson/perl/ch-1.pl
@@ -0,0 +1,31 @@
+#!/usr/bin/env perl
+#
+# ch-1.pl - Parse phone numbers using templates
+#
+# 2021 Ryan Thompson <rjt@cpan.org>
+
+use 5.010;
+use warnings;
+no warnings 'uninitialized';
+
+# Valid phone number templates, where n is a digit.
+# Internal whitespace is squashed, leading/trailing is trimmed.
+my %valid = 
+    map { y/ / /sr => 1 } 
+    split /\s*(\n|$)\s*/, q{
+        +nn  nnnnnnnnnn
+        (nn) nnnnnnnnnn
+        nnnn nnnnnnnnnn
+    };
+
+print for grep { check_number($_) } <>;
+
+# Check if a number matches any template in %valid
+sub check_number {
+    local $_ = shift;
+
+    s/^\s+//, s/\s+$//; # Trim leading and trailing whitespace
+    y/0-9/n/, y/ / /s;  # Replace digits, squash internal spaces
+
+    return $_ if $valid{$_};
+}
diff --git a/challenge-110/ryan-thompson/perl/ch-2.pl b/challenge-110/ryan-thompson/perl/ch-2.pl
new file mode 100755
index 0000000000..ee4b277007
--- /dev/null
+++ b/challenge-110/ryan-thompson/perl/ch-2.pl
@@ -0,0 +1,17 @@
+#!/usr/bin/env perl
+#
+# ch-2.pl - Transpose a file (CSV)
+#
+# 2021 Ryan Thompson <rjt@cpan.org>
+
+use 5.010;
+use warnings;
+use strict;
+use autodie;
+no warnings 'uninitialized';
+
+my @rows = map { chomp; [ split ',' ] } <>;
+
+for my $col (0..$#{$rows[0]}) {
+    say join ',', map { $_->[$col] } @rows
+}
diff --git a/challenge-110/ryan-thompson/raku/ch-1.raku b/challenge-110/ryan-thompson/raku/ch-1.raku
new file mode 100755
index 0000000000..13ef3bf49e
--- /dev/null
+++ b/challenge-110/ryan-thompson/raku/ch-1.raku
@@ -0,0 +1,17 @@
+#!/usr/bin/env raku
+
+# ch-1.raku - Phone number validation
+#
+# Ryan Thompson <rjt@cpan.org>
+
+# Phone number, with country code, optional whitespace,
+# inner whitespace, and local number
+grammar Phone-Number {
+  token TOP   { <ows> <cc> <iws> <local> <ows> }
+  token cc    { \+ \d\d | \( \d\d \) | \d ** 4 }
+  token ows   { \s*      }
+  token iws   { \s+      }
+  token local { \d ** 10 }
+}
+
+.say for lines.grep: { Phone-Number.parse($_) }
diff --git a/challenge-110/ryan-thompson/raku/ch-2.raku b/challenge-110/ryan-thompson/raku/ch-2.raku
new file mode 100755
index 0000000000..34d9e87e69
--- /dev/null
+++ b/challenge-110/ryan-thompson/raku/ch-2.raku
@@ -0,0 +1,9 @@
+#!/usr/bin/env raku
+
+# ch-2.raku - Transpose a CSV file
+#
+# Ryan Thompson <rjt@cpan.org>
+
+sub MAIN( Str $file ) {
+    ([Z] $file.IO.lines.map(*.split(','))).map(*.join(','))».say;
+}