Merge pull request #12224 from seaker/master

challenge 327, raku solutions

3 files changed, 36 insertions, 0 deletions

diff --git a/challenge-327/feng-chang/raku/ch-1.raku b/challenge-327/feng-chang/raku/ch-1.raku
new file mode 100755
index 0000000000..9f97b21c9f
--- /dev/null
+++ b/challenge-327/feng-chang/raku/ch-1.raku
@@ -0,0 +1,5 @@
+#!/bin/env raku
+
+unit sub MAIN(*@ints);
+
+put ((1..+@ints) (-) +«@ints).keys.sort;
diff --git a/challenge-327/feng-chang/raku/ch-2.raku b/challenge-327/feng-chang/raku/ch-2.raku
new file mode 100755
index 0000000000..2e47ca8804
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+++ b/challenge-327/feng-chang/raku/ch-2.raku
@@ -0,0 +1,7 @@
+#!/bin/env raku
+
+unit sub MAIN(*@ints);
+
+@ints .= sort;
+my $min-diff = @ints.rotor(2 => -1).map({ -[-] $_ }).min;
+put @ints.rotor(2 => -1).map({ "[{.join(',')}]" if (-[-] $_) == $min-diff }).join(', ');
diff --git a/challenge-327/feng-chang/raku/test.raku b/challenge-327/feng-chang/raku/test.raku
new file mode 100755
index 0000000000..9520ed7c6a
--- /dev/null
+++ b/challenge-327/feng-chang/raku/test.raku
@@ -0,0 +1,24 @@
+#!/bin/env raku
+
+# The Weekly Challenge 327
+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, Missing Integers
+pwc-test './ch-1.raku', <1 2 1 3 2 5>, '4 6', 'Missing Integers: (1,2,1,3,2,5) => (4,6)';
+pwc-test './ch-1.raku', <1 1 1>,       '2 3', 'Missing Integers: (1,1,1)       => (2,3)';
+pwc-test './ch-1.raku', <2 2 1>,       '3',   'Missing Integers: (2,2,1)       => (3)';
+
+# Task 2, MAD
+pwc-test './ch-2.raku', <4 1 2 3>,     '[1,2], [2,3], [3,4]', 'MAD: (4,1,2,3)     => [1,2],[2,3],[3,4]';
+pwc-test './ch-2.raku', <1 3 7 11 15>, '[1,3]',               'MAD: (1,3,7,11,15) => [1,3]';
+pwc-test './ch-2.raku', <1 5 3 8>,     '[1,3], [3,5]',        'MAD: (1,5,3,8)     => [1,3], [3,5]';