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.

[EX Q]: [361, 224, 198, 74, 147, 325, 59, 18, 240, 496, 383, 321, 441, 291, 328, 64, 424, 105, 448, 226]
[EX A]: 478

[EX Q]: [154, 425, 267, 492, 204, 337, 255, 79, 426, 101, 103, 230, 265, 80, 473, 340, 396, 394, 92, 69]
[EX A]: 423

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