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<?php $IDs = Array ( 0 => 86456, 1 => 83981, 2 => 3444, 3 => 2296, 4 => 21515, 5 => 66707, 6 => 20507, 7 => 66985, 8 => 78067, 9 => 10364 ); $number_of_seasons = Array ( 0 => 1, 1 => 1, 2 => 1, 3 => 1, 4 => 1, 5 => 3, 6 => 3, 7 => 1, 8 => 1, 9 => 1 ); $finalArray = []; foreach($IDs as $key=>$id){ for($i=0; $i<$number_of_seasons[$key];$i++){ $finalArray[] = $id; } } print_r($finalArray);

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