2 files changed, 53 insertions, 0 deletions
diff --git a/challenge-190/wambash/raku/ch-1.raku b/challenge-190/wambash/raku/ch-1.raku
new file mode 100644
index 0000000000..adffa1d7db
--- /dev/null
+++ b/challenge-190/wambash/raku/ch-1.raku
@@ -0,0 +1,19 @@
+#!/usr/bin/env raku
+
+sub capital-detection ($s) {
+    $s
+    andthen .contains: / ^ [ <:LC> <:Ll>+ | <:Lu>+ ] $ /
+}
+
+multi MAIN (Bool :test($)!) {
+    use Test;
+    is capital-detection('Perl'),  True;
+    is capital-detection('TPRF'),  True;
+    is capital-detection('PyThon'),False;
+    is capital-detection('raku'),  True;
+    done-testing;
+}
+
+multi MAIN ($s) {
+    say +capital-detection $s
+}
diff --git a/challenge-190/wambash/raku/ch-2.raku b/challenge-190/wambash/raku/ch-2.raku
new file mode 100644
index 0000000000..55d4ea667b
--- /dev/null
+++ b/challenge-190/wambash/raku/ch-2.raku
@@ -0,0 +1,34 @@
+#!/usr/bin/env raku
+
+multi decode(Int(Str) $coded-char) {
+    chr $coded-char + 'A'.ord - 1
+}
+
+multi decode(+@coded-str) {
+    @coded-str
+    andthen .map: &decode
+    andthen .join
+}
+
+sub decoded-list (Int(Str) $s) {
+    $s
+    andthen m:ex{ ^(\d|\d**2 <?{$/ <= 26}>)+$ } #>
+    andthen .map: *.[0]>>.Int
+    andthen .map: &decode
+    andthen .reverse
+}
+
+multi MAIN (Bool :test($)!) {
+    use Test;
+    is decode(1),'A';
+    is decode(26),'Z';
+    is decode(1,7,15,26), 'AGOZ';
+    is decoded-list(11), ('AA','K');
+    is decoded-list(1115), <AAAE AAO AKE KAE KO>;
+    is decoded-list(127), ('ABG','LG');
+    done-testing;
+}
+
+multi MAIN (Int $s) {
+    put decoded-list  $s
+}