Array
(
    [1] => cytryny
    [2] => gruszki
    [0] => jabłka
    [3] => porzeczki
)

Array
(
    [k2] => cytryny
    [k3] => gruszki
    [k1] => jabłka
    [k4] => porzeczki
)

Array
(
    [0] => 2
    [3] => 8
    [2] => 9
    [1] => 12
)

Array
(
    [1] => 12
    [0] => 2
    [3] => 8
    [2] => 9
)