Detailed 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.
See one example below:
Problem: [1,2,3,4,5,7,34,25]
Solution: 33
Explanation: maximum element is 34 and minimum element is 1, range is equal to the difference between 34 and 1 which is 33.

Problem: [361, 149, 461, 317, 457, 157, 11, 422, 71, 272, 69, 25, 469, 410, 443, 207, 421, 289, 141, 491]
Solution:
480