instruction:
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.
question:
[399, 53, 213, 28, 417, 457, 69, 189, 433, 54, 369, 497, 202, 234, 103, 45, 232, 482, 18, 398]
answer:
479

question:
[452, 110, 73, 261, 427, 350, 316, 156, 462, 496, 106, 214, 296, 65, 367, 241, 25, 143, 183, 335]
answer:
471

question:
[231, 84, 276, 334, 46, 324, 478, 407, 125, 212, 378, 288, 289, 162, 194, 376, 155, 379, 487, 323]
answer:
441