Add TWC 244 solutions by Bruce Gray (In Raku only).

2 files changed, 30 insertions, 0 deletions

diff --git a/challenge-244/bruce-gray/raku/ch-1.raku b/challenge-244/bruce-gray/raku/ch-1.raku
new file mode 100644
index 0000000000..f8893b7c34
--- /dev/null
+++ b/challenge-244/bruce-gray/raku/ch-1.raku
@@ -0,0 +1,15 @@
+sub task1 ( @ns ) {
+    return @ns.map: (@ns X< *).sum;
+}
+
+
+constant @tests =
+    ( (8, 1, 2, 2, 3) , (4, 0, 1, 1, 3) ),
+    ( (6, 5, 4, 8)    , (2, 1, 0, 3) ),
+    ( (2, 2, 2)       , (0, 0, 0) ),
+;
+
+use Test; plan +@tests;
+for @tests -> (@in, @expected) {
+    is-deeply task1(@in), @expected;
+}
diff --git a/challenge-244/bruce-gray/raku/ch-2.raku b/challenge-244/bruce-gray/raku/ch-2.raku
new file mode 100644
index 0000000000..c133d601e8
--- /dev/null
+++ b/challenge-244/bruce-gray/raku/ch-2.raku
@@ -0,0 +1,15 @@
+sub task2 ( @strengths ) {
+
+    sub power (@seq) { [*] @seq.minmax.bounds.[0,1,1] }
+
+    return sum map &power, combinations(@strengths, 1..*);
+}
+
+
+constant @tests =
+    ( 141, (2, 1, 4) ),
+;
+use Test; plan +@tests;
+for @tests -> ($expected, @in) {
+    is task2(@in), $expected;
+}