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