In this task, you are given a list of unique integers you need to swap the positions of maximum and minimum element in the list and return the updated list.

[Q]: [373, 11, 221, 335, 379, 78, 180, 303, 453, 359, 80, 298, 100, 433, 428, 96, 125, 45, 48, 139]
[A]: [373, 453, 221, 335, 379, 78, 180, 303, 11, 359, 80, 298, 100, 433, 428, 96, 125, 45, 48, 139]


[Q]: [477, 200, 377, 405, 450, 137, 333, 139, 195, 52, 445, 154, 61, 63, 441, 455, 308, 354, 19, 340]
[A]: [19, 200, 377, 405, 450, 137, 333, 139, 195, 52, 445, 154, 61, 63, 441, 455, 308, 354, 477, 340]


[Q]: [311, 319, 362, 321, 22, 213, 35, 453, 117, 287, 461, 66, 234, 37, 250, 470, 108, 25, 334, 387]
[A]:
[311, 319, 362, 321, 470, 213, 35, 453, 117, 287, 461, 66, 234, 37, 250, 22, 108, 25, 334, 387]