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.

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

Output: 442

Input: Consider Input: [326, 343, 257, 330, 387, 478, 173, 157, 120, 449, 172, 29, 336, 495, 331, 440, 95, 57, 175, 70]

Output: 466

Input: Consider Input: [341, 290, 135, 284, 463, 121, 153, 32, 125, 279, 250, 201, 480, 254, 261, 192, 278, 406, 120, 441]
Output: 448