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

Now, solve this: [170, 227, 153, 349, 20, 32, 324, 33, 19, 208, 185, 240, 57, 46, 332, 109, 296, 146, 180, 454]
Solution:
435