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]: [360, 186, 279, 178, 204, 101, 354, 103, 232, 30, 87, 303, 405, 305, 265, 443, 472, 313, 205, 169]
[EX A]: 442

[EX Q]: [167, 181, 218, 93, 105, 68, 94, 495, 301, 157, 121, 429, 411, 222, 78, 146, 399, 316, 465, 15]
[EX A]: 480

[EX Q]: [195, 88, 399, 111, 266, 288, 365, 106, 36, 390, 259, 356, 351, 394, 41, 187, 455, 68, 391, 343]
[EX A]:
419