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: [201, 413, 361, 111, 411, 416, 101, 478, 73, 128, 281, 56, 239, 33, 130, 64, 206, 288, 301, 138]
Solution:
445