Task 1 plperl done

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diff --git a/challenge-196/luca-ferrari/postgresql/ch-1.plperl b/challenge-196/luca-ferrari/postgresql/ch-1.plperl
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+-- Perl Weekly Challenge 196
+-- Task 1
+
+CREATE SCHEMA IF NOT EXISTS pwc196;
+
+CREATE OR REPLACE FUNCTION
+pwc196.task1_plperl( int[] )
+RETURNS SETOF int[]
+AS $CODE$
+
+  my ( $array ) = $_[ 0 ];
+  my $index = 1;
+
+  while ( $index < $array->@* ) {
+     my @triplet = ( $array->[ $index - 1 ], $array->[ $index ], $array->[ $index + 1 ] );
+     $index += 2 and return_next( [ @triplet ] )  if ( $tripet[ 0 ] < $triplet[ 1 ]
+                                && $triplet[ 1 ] < $triplet[ 2 ] );
+     $index++;				
+  }
+
+return undef;
+
+$CODE$
+LANGUAGE plperl;