instruction:
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.
question:
[272, 456, 486, 115, 337, 359, 195, 108, 216, 68, 421, 435, 83, 134, 348, 69, 99, 476, 427, 145]
answer:
[272, 456, 68, 115, 337, 359, 195, 108, 216, 486, 421, 435, 83, 134, 348, 69, 99, 476, 427, 145]

question:
[427, 96, 142, 132, 231, 208, 368, 234, 238, 157, 365, 428, 149, 429, 337, 206, 260, 436, 194, 424]
answer:
[427, 436, 142, 132, 231, 208, 368, 234, 238, 157, 365, 428, 149, 429, 337, 206, 260, 96, 194, 424]

question:
[60, 83, 17, 71, 59, 325, 38, 236, 206, 52, 25, 399, 177, 386, 180, 123, 466, 366, 444, 237]
answer:
[60, 83, 466, 71, 59, 325, 38, 236, 206, 52, 25, 399, 177, 386, 180, 123, 17, 366, 444, 237]