2 files changed, 135 insertions, 0 deletions
diff --git a/challenge-254/massa/raku/ch-1.raku b/challenge-254/massa/raku/ch-1.raku
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+++ b/challenge-254/massa/raku/ch-1.raku
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+#! /usr/bin/env raku
+
+# Perl Weekly Challenge 
+# © 2023 Shimon Bollinger. All rights reserved.
+# Last modified: Mon 15 May 2023 09:17:32 PM EDT
+# Version 0.0.1
+
+=begin pod
+=TITLE
+=head2 Task 1: Three Power
+
+=SUBTITLE
+=head2 Submitted by massa
+
+=CHALLENGE
+=head2
+
+You are given a positive integer, $n.
+
+Write a script to return true if the given integer is a power of three
+otherwise return false.
+
+=head3 Example 1:
+
+   Input: $n = 27
+   Output: true
+
+   27 = 3 ^ 3
+
+=head3 Example 2:
+
+   Input: $n = 0
+   Output: true
+
+   0 = 0 ^ 3
+
+=head3 Example 3:
+
+   Input: $n = 6
+   Output: false
+
+=SOLUTION
+
+=end pod
+
+# always use the latest version of Raku
+use v6.*;
+
+sub SOLUTION($n) {
+   (^∞).map(3 ** *).first(* >= $n) == $n
+}
+
+multi MAIN (Bool :$test!) {
+    use Testo;
+
+    my @tests =
+        %{ input =>  27,
+           output => True },
+        %{ input =>  0,
+           output => False },
+        %{ input =>  6,
+           output => False },
+    ;
+
+    .<input>.&SOLUTION.&is-eqv: .<output>, .<text> for @tests
+} # end of multi MAIN (Bool :$test!)
+
+
diff --git a/challenge-254/massa/raku/ch-2.raku b/challenge-254/massa/raku/ch-2.raku
new file mode 100644
index 0000000000..0aaf2ad34c
--- /dev/null
+++ b/challenge-254/massa/raku/ch-2.raku
@@ -0,0 +1,67 @@
+#! /usr/bin/env raku
+
+# Perl Weekly Challenge 
+# © 2023 Shimon Bollinger. All rights reserved.
+# Last modified: Mon 15 May 2023 09:17:32 PM EDT
+# Version 0.0.1
+
+=begin pod
+=TITLE
+=head2 Task 2: Reverse Vowels
+
+=SUBTITLE
+=head2 Submitted by massa
+
+=CHALLENGE
+=head2
+
+You are given a string, $s.
+
+Write a script to reverse all the vowels (a, e, i, o, u) in the given string.
+
+=head3 Example 1:
+
+    Input => "Raku"
+    Output => "Ruka"
+
+=head3 Example 2:
+
+    Input => "Perl"
+    Output => "Perl"
+
+=head3 Example 3:
+
+    Input => "Julia"
+    Output => "Jaliu"
+
+=head3 Example 4:
+
+    Input => "Uiua"
+    Output => "Auiu"
+
+=SOLUTION
+
+=end pod
+
+# always use the latest version of Raku
+use v6.*;
+
+sub SOLUTION($_) {
+    my @reversed-vowels = .lc.flip.comb.grep: /<[aeiou]>/;
+    .lc.comb.map({ /<[aeiou]>/ ?? @reversed-vowels.shift !! $_ }).join.samecase($_)
+}
+
+multi MAIN (Bool :$test!) {
+    use Testo;
+
+    my @tests =
+        %{ input => "Raku", output => "Ruka" },
+        %{ input => "Perl", output => "Perl" },
+        %{ input => "Julia", output => "Jaliu" },
+        %{ input => "Uiua", output => "Auiu" },
+    ;
+
+    .<input>.&SOLUTION.&is-eqv: .<output>, .<text> for @tests
+} # end of multi MAIN (Bool :$test!)
+
+