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.

[236, 128, 64, 438, 241, 141, 256, 492, 68, 462, 192, 426, 48, 366, 13, 26, 385, 320, 324, 137]
479

[429, 371, 119, 256, 460, 463, 11, 431, 333, 258, 113, 284, 132, 236, 44, 111, 83, 464, 257, 380]
453

[338, 470, 159, 421, 176, 453, 322, 346, 142, 231, 245, 200, 488, 255, 436, 459, 388, 35, 412, 261]

453