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.

[102, 268, 105, 118, 419, 57, 271, 365, 186, 342, 156, 131, 223, 471, 227, 317, 185, 424, 360, 478]
421

[301, 493, 469, 440, 276, 264, 17, 431, 381, 96, 463, 37, 67, 155, 87, 281, 89, 402, 25, 120]
476

[403, 279, 182, 232, 337, 41, 138, 193, 436, 233, 388, 152, 91, 61, 463, 117, 413, 483, 450, 24]

459

