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: [335, 418, 355, 400, 167, 404, 466, 448, 183, 166, 216, 478, 457, 110, 342, 197, 370, 299, 384, 263]
Solution:
368