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]: [79, 333, 195, 449, 374, 267, 294, 64, 344, 237, 433, 385, 315, 185, 66, 473, 359, 265, 469, 120]
[A]: [79, 333, 195, 449, 374, 267, 294, 473, 344, 237, 433, 385, 315, 185, 66, 64, 359, 265, 469, 120]


[Q]: [189, 419, 469, 313, 257, 264, 297, 233, 291, 244, 77, 493, 142, 479, 163, 87, 162, 42, 128, 94]
[A]: [189, 419, 469, 313, 257, 264, 297, 233, 291, 244, 77, 42, 142, 479, 163, 87, 162, 493, 128, 94]


[Q]: [258, 62, 343, 490, 233, 496, 293, 255, 271, 334, 398, 184, 217, 305, 246, 416, 261, 118, 241, 260]
[A]:
[258, 496, 343, 490, 233, 62, 293, 255, 271, 334, 398, 184, 217, 305, 246, 416, 261, 118, 241, 260]


