Detailed Instructions: 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.
Problem:[79, 236, 131, 353, 317, 265, 389, 82, 432, 453, 301, 226, 195, 91, 498, 316, 315, 172, 442, 439]
Solution:
[498, 236, 131, 353, 317, 265, 389, 82, 432, 453, 301, 226, 195, 91, 79, 316, 315, 172, 442, 439]