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]: [452, 110, 73, 261, 427, 350, 316, 156, 462, 496, 106, 214, 296, 65, 367, 241, 25, 143, 183, 335]
[EX A]: 471

[EX Q]: [379, 166, 33, 28, 246, 461, 332, 95, 67, 80, 270, 279, 55, 31, 70, 173, 305, 35, 92, 223]
[EX A]: 433

[EX Q]: [71, 226, 452, 449, 418, 319, 249, 38, 17, 281, 213, 32, 209, 344, 481, 294, 236, 287, 264, 191]
[EX A]:
464