Instructions: 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: [456, 236, 393, 387, 330, 131, 467, 381, 480, 165, 50, 143, 259, 138, 360, 299, 80, 248, 271, 462]
Output:
430