challenge 254, raku solutions

3 files changed, 40 insertions, 0 deletions

diff --git a/challenge-254/feng-chang/raku/ch-1.raku b/challenge-254/feng-chang/raku/ch-1.raku
new file mode 100755
index 0000000000..a0243f7c40
--- /dev/null
+++ b/challenge-254/feng-chang/raku/ch-1.raku
@@ -0,0 +1,5 @@
+#!/bin/env raku
+
+unit sub MAIN(Int:D $n);
+
+put ($n**⅓ +0.5).Int³ == $n;
diff --git a/challenge-254/feng-chang/raku/ch-2.raku b/challenge-254/feng-chang/raku/ch-2.raku
new file mode 100755
index 0000000000..2b0452548c
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+++ b/challenge-254/feng-chang/raku/ch-2.raku
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+#!/bin/env raku
+
+unit sub MAIN(Str:D $w);
+
+my @W = $w.lc.comb;
+my @vowels = @W.grep(/<[aeiou]>/, :k);
+@W[@vowels] .= reverse;
+put @W.join.tc;
diff --git a/challenge-254/feng-chang/raku/test.raku b/challenge-254/feng-chang/raku/test.raku
new file mode 100755
index 0000000000..4fa27a474a
--- /dev/null
+++ b/challenge-254/feng-chang/raku/test.raku
@@ -0,0 +1,27 @@
+#!/bin/env raku
+
+# The Weekly Challenge 254
+use Test;
+
+sub pwc-test(Str:D $script, Bool :$deeply? = False, *@input) {
+    my ($expect, $assertion) = @input.splice(*-2, 2);
+    my $p = run $script, |@input, :out;
+    if $deeply {
+        is-deeply $p.out.slurp(:close).chomp.words.Bag, $expect, $assertion;
+    } else {
+        is $p.out.slurp(:close).chomp, $expect, $assertion;
+    }
+}
+
+# Task 1, Three Power
+pwc-test './ch-1.raku', 27, 'True',  '27 = 3³';
+pwc-test './ch-1.raku', 0,  'True',  '0 = 0³';
+pwc-test './ch-1.raku', 6,  'False', '6 is not a power of 3';
+
+# Task 2, Reverse Vowels
+pwc-test './ch-2.raku', 'Raku',  'Ruka',  'Reverse Vowels: Raku  => Ruka';
+pwc-test './ch-2.raku', 'Perl',  'Perl',  'Reverse Vowels: Perl  => Perl';
+pwc-test './ch-2.raku', 'Julia', 'Jaliu', 'Reverse Vowels: Julia => Jaliu';
+pwc-test './ch-2.raku', 'Uiua',  'Auiu',  'Reverse Vowels: Uiua  => Auiu';
+
+done-testing;