Definition: 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.
Input: [403, 279, 182, 232, 337, 41, 138, 193, 436, 233, 388, 152, 91, 61, 463, 117, 413, 483, 450, 24]
Output:
459