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.

Ex Input:
[23, 333, 423, 428, 337, 134, 388, 129, 293, 364, 92, 246, 275, 481, 361, 393, 375, 208, 279, 127]

Ex Output:
[481, 333, 423, 428, 337, 134, 388, 129, 293, 364, 92, 246, 275, 23, 361, 393, 375, 208, 279, 127]


Ex Input:
[217, 60, 362, 379, 424, 219, 47, 248, 439, 478, 349, 251, 485, 127, 202, 226, 270, 402, 105, 467]

Ex Output:
[217, 60, 362, 379, 424, 219, 485, 248, 439, 478, 349, 251, 47, 127, 202, 226, 270, 402, 105, 467]


Ex Input:
[464, 105, 267, 441, 38, 294, 359, 117, 236, 133, 81, 190, 465, 456, 485, 167, 474, 468, 458, 447]

Ex Output:

[464, 105, 267, 441, 485, 294, 359, 117, 236, 133, 81, 190, 465, 456, 38, 167, 474, 468, 458, 447]