1 files changed, 25 insertions, 0 deletions
diff --git a/challenge-208/wambash/raku/ch-1.raku b/challenge-208/wambash/raku/ch-1.raku
new file mode 100644
index 0000000000..920bad346b
--- /dev/null
+++ b/challenge-208/wambash/raku/ch-1.raku
@@ -0,0 +1,25 @@
+#!/usr/bin/env raku
+use v6.e.PREVIEW;
+
+sub minimum-index-sum (+@lists) {
+   @lists
+   andthen .map: |*.antipairs
+   andthen .classify: *.key, as => *.value
+   andthen .grep: *.value.elems == +@lists
+   andthen Map($_)
+   andthen .nodemap: *.sum
+   andthen .minpairs
+   andthen .map: *.key
+}
+
+multi MAIN (Bool :test($)!) {
+    use Test;
+    is minimum-index-sum(<Perl Raku Love>,<Raku Perl Love>).sort, <Perl Raku>;
+    is minimum-index-sum(<A B C>,<D E F>), Empty;
+    is minimum-index-sum(<A B C>,<C A B>), <A>;
+    done-testing;
+}
+
+multi MAIN (+@lists) {
+    say minimum-index-sum +@lists
+}