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 input: [1,2,3,4,5,7,34,25]
Example output: 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.
Q: [195, 88, 399, 111, 266, 288, 365, 106, 36, 390, 259, 356, 351, 394, 41, 187, 455, 68, 391, 343]
A:
419