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: [405, 24, 381, 104, 62, 443, 356, 312, 245, 10, 221, 483, 298, 29, 160, 275, 320, 175, 143, 495]

Output: 485

Input: Consider Input: [343, 235, 362, 238, 49, 335, 224, 188, 273, 148, 309, 390, 284, 412, 164, 304, 81, 219, 437, 468]

Output: 419

Input: Consider Input: [222, 112, 48, 156, 440, 59, 107, 104, 320, 111, 268, 158, 368, 425, 163, 214, 495, 237, 270, 144]
Output: 447