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.
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Question: [192, 94, 99, 190, 320, 247, 334, 53, 177, 142, 451, 184, 496, 19, 117, 14, 265, 140, 430, 484]

Answer: [192, 94, 99, 190, 320, 247, 334, 53, 177, 142, 451, 184, 14, 19, 117, 496, 265, 140, 430, 484]

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: [190, 136, 460, 107, 184, 48, 278, 318, 27, 308, 173, 333, 281, 253, 296, 396, 299, 90, 255, 301]

Answer:
[190, 136, 27, 107, 184, 48, 278, 318, 460, 308, 173, 333, 281, 253, 296, 396, 299, 90, 255, 301]