You will be given a definition of a task first, then some input of the task.
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.

[92, 439, 231, 76, 136, 498, 129, 426, 186, 252, 120, 314, 53, 131, 258, 45, 36, 239, 449, 321]
Output:
462