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+--
+-- Perl Weekly Challenge 237
+-- Task 2
+--
+-- See <https://perlweeklychallenge.org/blog/perl-weekly-challenge-237/>
+--
+
+CREATE SCHEMA IF NOT EXISTS pwc237;
+
+CREATE OR REPLACE FUNCTION
+pwc237.task2_plpgsql( nums int[] )
+RETURNS int
+AS $CODE$
+	SELECT pwc237.task2_plperl( nums );
+$CODE$
+LANGUAGE sql;