Challenge 341 Solutions (Raku)

2 files changed, 26 insertions, 0 deletions

diff --git a/challenge-341/mark-anderson/raku/ch-1.raku b/challenge-341/mark-anderson/raku/ch-1.raku
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+++ b/challenge-341/mark-anderson/raku/ch-1.raku
@@ -0,0 +1,13 @@
+#!/usr/bin/env raku
+use Test;
+
+is broken-keyboard("Hello World", [< d >] ),           1;
+is broken-keyboard("apple banana cherry", [< a e >]),  0;
+is broken-keyboard("Coding is fun", Empty),            3; 
+is broken-keyboard("The Weekly Challenge", [< a b >]), 2; 
+is broken-keyboard("Perl and Python", [< p >]),        1;
+
+sub broken-keyboard($str, @keys)
+{
+    $str.words.grep({ none /:i @keys/ }).elems
+}
diff --git a/challenge-341/mark-anderson/raku/ch-2.raku b/challenge-341/mark-anderson/raku/ch-2.raku
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+++ b/challenge-341/mark-anderson/raku/ch-2.raku
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+#!/usr/bin/env raku
+use Test;
+
+is reverse-prefix("programming", "g"), "gorpramming"; 
+is reverse-prefix("hello", "h"), "hello";
+is reverse-prefix("abcdefghij", "h"), "hgfedcbaij"; 
+is reverse-prefix("reverse", "s"), "srevere";
+is reverse-prefix("perl", "r"), "repl";
+
+sub reverse-prefix($str, $char)
+{
+    $str.subst(/(.*? $char)/, {$0.flip}) 
+}