Array
(
    [0] => 0
    [1] => 3
    [2] => 6
    [3] => 8
    [4] => 3
    [5] => 2
    [6] => 6
)

Array
(
    [0] => 0
    [1] => 2
    [2] => 3
    [3] => 3
    [4] => 6
    [5] => 6
    [6] => 8
)