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 Input:
[224, 196, 257, 482, 183, 324, 103, 137, 421, 192, 326, 371, 200, 190, 425, 365, 298, 406, 187, 288]

Ex Output:
379


Ex Input:
[384, 352, 257, 43, 338, 390, 410, 25, 402, 266, 244, 182, 161, 396, 315, 285, 113, 387, 42, 135]

Ex Output:
385


Ex Input:
[183, 51, 382, 122, 494, 156, 71, 84, 461, 468, 90, 302, 380, 104, 87, 402, 360, 184, 283, 413]

Ex Output:

443