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: [485, 327, 154, 281, 179, 471, 200, 95, 250, 146, 181, 300, 383, 408, 253, 61, 261, 494, 407, 67]
Solution:
433