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]: [21, 128, 318, 367, 66, 190, 441, 186, 206, 52, 325, 467, 429, 167, 482, 464, 389, 60, 306, 146]
[A]: 461


[Q]: [259, 255, 382, 364, 422, 258, 423, 63, 474, 455, 40, 47, 404, 251, 326, 130, 113, 94, 84, 98]
[A]: 434


[Q]: [362, 49, 24, 479, 332, 186, 411, 116, 128, 209, 104, 431, 375, 63, 435, 367, 451, 62, 93, 226]
[A]:
455