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-rwxr-xr-xchallenge-279/arne-sommer/raku/split-string-zero7
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diff --git a/challenge-279/arne-sommer/raku/split-string-zero b/challenge-279/arne-sommer/raku/split-string-zero
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+#! /usr/bin/env raku
+
+unit sub MAIN ($str where $str.chars > 0);
+
+my $elems = $str.comb.grep( * eq any(<a e i o u>) ).elems;
+
+say so $elems && $elems %% 2;