Definition: 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.
Input: [444, 80, 22, 47, 182, 429, 316, 131, 432, 75, 342, 474, 442, 495, 212, 59, 354, 346, 242, 71]

[444, 80, 495, 47, 182, 429, 316, 131, 432, 75, 342, 474, 442, 22, 212, 59, 354, 346, 242, 71]