solutions week 116

2 files changed, 48 insertions, 0 deletions

diff --git a/challenge-116/wambash/raku/ch-1.raku b/challenge-116/wambash/raku/ch-1.raku
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+++ b/challenge-116/wambash/raku/ch-1.raku
@@ -0,0 +1,28 @@
+#!/usr/bin/env raku
+
+sub get-adept ($d, $s) {
+    ([\~] $d .. *) Z=> [\,] $d .. *
+    andthen .first: *.key.join.chars ≥ $s.chars
+}
+
+my regex number-sequence  {
+    ^
+    (\d+?)\d*:
+    &
+    <{with get-adept($0.Int,$/.orig) { make .value; .key } }>
+    $
+}
+
+multi MAIN ( Int $n ) {
+    say $n.match( &number-sequence ).made.fmt: '%d',','
+}
+
+multi MAIN (Bool :test($)) {
+    use Test;
+    is get-adept(12, 12131), '121314' => <12 13 14>;
+    is '1234'.match( &number-sequence ).made, <1 2 3 4>;
+    is '91011'.match( &number-sequence ).made, <9 10 11>;
+    is '10203'.match( &number-sequence ).made, <10203>;
+    is '12131214'.match( &number-sequence).made, <1213 1214>;
+    done-testing;
+}
diff --git a/challenge-116/wambash/raku/ch-2.raku b/challenge-116/wambash/raku/ch-2.raku
new file mode 100644
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+++ b/challenge-116/wambash/raku/ch-2.raku
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+#!/usr/bin/env raku
+
+sub sum-of-squares ($n) {
+    $n.comb
+    andthen .map: *²
+    andthen .sum
+    andthen  $_ == .sqrt.Int**2
+}
+
+multi MAIN ( Int $n ) {
+    say +so sum-of-squares($n)
+}
+
+multi MAIN (Bool :test($)) {
+    use Test;
+    is sum-of-squares(34),True;
+    is sum-of-squares(50),True;
+    is sum-of-squares(52),False;
+    done-testing;
+}