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:
[70, 109, 401, 280, 337, 361, 195, 49, 127, 151, 100, 140, 272, 81, 494, 351, 134, 207, 399, 306]
answer:
445

question:
[288, 350, 334, 38, 293, 408, 397, 228, 243, 192, 349, 470, 141, 421, 356, 440, 153, 373, 417, 172]
answer:
432

question:
[486, 403, 242, 441, 132, 270, 268, 357, 43, 497, 26, 458, 159, 108, 11, 208, 243, 376, 361, 136]
answer:
486