Instructions: 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.
Input: [279, 425, 185, 319, 482, 320, 495, 93, 313, 55, 104, 240, 134, 172, 321, 270, 22, 364, 111, 285]
Output:
473