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.

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

[271, 469, 477, 229, 51, 326, 345, 159, 129, 201, 417, 256, 398, 311, 62, 111, 439, 491, 65, 113]
440

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

442

