instruction:
In this task, you are given a list of integers you need to calculate and return the range of the integers which is the difference between maximum and minimum element in the list.
question:
[306, 182, 345, 103, 81, 19, 470, 76, 333, 282, 82, 259, 357, 28, 382, 217, 298, 84, 351, 85]
answer:
451

question:
[415, 66, 412, 331, 359, 110, 333, 474, 42, 85, 148, 459, 176, 131, 129, 19, 130, 249, 352, 368]
answer:
455

question:
[185, 396, 366, 219, 118, 386, 129, 413, 417, 166, 186, 358, 378, 40, 29, 397, 238, 245, 390, 287]
answer:
388