Array ( [0] => 1 [1] => 4 [2] => 3 [3] => 3 [4] => 6 [5] => 3 [6] => 3 [7] => 5 ) Array ( [0] => 4 [1] => 3 [2] => 4 [3] => 1 ) Array ( [0] => 1 [1] => 1 [2] => 1 [3] => 1 ) Array ( )