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:
[10, 480, 227, 122, 103, 371, 175, 131, 151, 260, 125, 449, 394, 198, 255, 178, 417, 149, 140, 256]

Ex Output:
[480, 10, 227, 122, 103, 371, 175, 131, 151, 260, 125, 449, 394, 198, 255, 178, 417, 149, 140, 256]


Ex Input:
[463, 157, 394, 291, 236, 444, 476, 438, 339, 215, 398, 198, 326, 134, 195, 249, 239, 482, 268, 368]

Ex Output:
[463, 157, 394, 291, 236, 444, 476, 438, 339, 215, 398, 198, 326, 482, 195, 249, 239, 134, 268, 368]


Ex Input:
[208, 423, 249, 120, 319, 473, 313, 294, 374, 495, 271, 497, 474, 379, 50, 270, 68, 26, 116, 260]

Ex Output:

[208, 423, 249, 120, 319, 473, 313, 294, 374, 495, 271, 26, 474, 379, 50, 270, 68, 497, 116, 260]