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: [172, 441, 362, 60, 216, 244, 287, 411, 113, 114, 118, 209, 404, 127, 382, 161, 65, 56, 446, 21]

Output: 425


Input: Consider Input: [162, 32, 109, 191, 340, 80, 33, 310, 54, 100, 49, 93, 425, 156, 63, 155, 201, 426, 277, 64]

Output: 394


Input: Consider Input: [53, 456, 388, 446, 83, 84, 354, 428, 431, 107, 319, 476, 345, 413, 213, 404, 278, 462, 61, 482]


Output: 429