Definition: 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: [288, 350, 334, 38, 293, 408, 397, 228, 243, 192, 349, 470, 141, 421, 356, 440, 153, 373, 417, 172]
Output:
432