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:
[378, 396, 254, 444, 434, 114, 369, 100, 122, 360, 312, 385, 165, 387, 416, 321, 374, 341, 69, 76]
answer:
[378, 396, 254, 69, 434, 114, 369, 100, 122, 360, 312, 385, 165, 387, 416, 321, 374, 341, 444, 76]


question:
[76, 66, 180, 140, 291, 342, 333, 13, 343, 279, 206, 292, 290, 275, 398, 258, 139, 271, 236, 21]
answer:
[76, 66, 180, 140, 291, 342, 333, 398, 343, 279, 206, 292, 290, 275, 13, 258, 139, 271, 236, 21]


question:
[339, 40, 321, 337, 489, 221, 228, 415, 267, 120, 408, 287, 363, 317, 99, 193, 262, 474, 448, 443]
answer:

[339, 489, 321, 337, 40, 221, 228, 415, 267, 120, 408, 287, 363, 317, 99, 193, 262, 474, 448, 443]