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:
[115, 431, 65, 400, 54, 160, 43, 40, 372, 125, 495, 481, 180, 484, 35, 230, 466, 20, 375, 252]

Ex Output:
[115, 431, 65, 400, 54, 160, 43, 40, 372, 125, 20, 481, 180, 484, 35, 230, 466, 495, 375, 252]


Ex Input:
[55, 363, 280, 341, 335, 185, 264, 143, 277, 88, 491, 282, 416, 301, 24, 288, 407, 23, 62, 93]

Ex Output:
[55, 363, 280, 341, 335, 185, 264, 143, 277, 88, 23, 282, 416, 301, 24, 288, 407, 491, 62, 93]


Ex Input:
[25, 198, 30, 463, 163, 442, 215, 415, 443, 402, 275, 82, 111, 137, 63, 421, 102, 305, 118, 404]

Ex Output:

[463, 198, 30, 25, 163, 442, 215, 415, 443, 402, 275, 82, 111, 137, 63, 421, 102, 305, 118, 404]