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:
[146, 354, 466, 465, 481, 390, 64, 176, 347, 420, 459, 386, 299, 468, 15, 161, 18, 422, 300, 188]
answer:
[146, 354, 466, 465, 15, 390, 64, 176, 347, 420, 459, 386, 299, 468, 481, 161, 18, 422, 300, 188]


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


question:
[265, 209, 433, 482, 412, 249, 19, 456, 256, 334, 50, 223, 458, 135, 65, 282, 309, 405, 274, 430]
answer:

[265, 209, 433, 19, 412, 249, 482, 456, 256, 334, 50, 223, 458, 135, 65, 282, 309, 405, 274, 430]