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.
Example: [1,2,3,4,5,7,34,25]
Example solution: 33
Example explanation: maximum element is 34 and minimum element is 1, range is equal to the difference between 34 and 1 which is 33.

Problem: [421, 296, 58, 388, 31, 70, 88, 68, 190, 453, 241, 314, 362, 106, 189, 321, 282, 84, 145, 212]
Solution: 422