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]: [23, 442, 30, 73, 109, 344, 108, 209, 125, 491, 439, 138, 423, 476, 282, 20, 163, 97, 286, 355]
[A]: 471

[Q]: [452, 88, 339, 462, 463, 295, 52, 446, 267, 95, 482, 56, 187, 376, 110, 438, 354, 135, 250, 183]
[A]: 430

[Q]: [312, 327, 250, 149, 99, 482, 446, 317, 95, 372, 325, 367, 356, 437, 195, 48, 72, 463, 278, 363]
[A]:
434