Challenge 1

1 files changed, 19 insertions, 0 deletions

diff --git a/challenge-337/simon-proctor/raku/ch-1.raku b/challenge-337/simon-proctor/raku/ch-1.raku
new file mode 100755
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+++ b/challenge-337/simon-proctor/raku/ch-1.raku
@@ -0,0 +1,19 @@
+#!/usr/bin/env raku
+
+multi sub MAIN(:t(:$test)) is hidden-from-USAGE {
+    use Test;
+    is smaller-than(6, 5, 4, 8), (2, 1, 0, 3);
+    is smaller-than(7, 7, 7, 7), (3, 3, 3, 3);
+    is smaller-than(5, 4, 3, 2, 1), (4, 3, 2, 1, 0);
+    is smaller-than(-1, 0, 3, -2, 1), (1, 2, 4, 0, 3);
+    is smaller-than(0, 1, 1, 2, 0), (1, 3, 3, 4, 1);
+    done-testing;    
+}
+
+sub smaller-than( *@vals ) {
+    return @vals.map( -> $v { state $i //=-1; $i++; @vals[0..^$i,$i^..*].flat.grep(* <= $v).elems; } );
+}
+
+multi sub MAIN(*@args where all(@args) ~~ Int()) {
+    smaller-than(|@args).join(",").say;
+}