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.

[Q]: [218, 284, 359, 456, 33, 488, 388, 59, 208, 68, 190, 188, 338, 45, 350, 103, 265, 58, 178, 193]
[A]: 455

[Q]: [71, 449, 282, 270, 245, 186, 279, 406, 413, 212, 67, 160, 218, 196, 134, 441, 200, 300, 96, 327]
[A]: 382

[Q]: [231, 297, 150, 135, 464, 31, 332, 101, 214, 249, 165, 245, 465, 456, 254, 133, 257, 484, 106, 143]
[A]:
453