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.
Q: [238, 173, 414, 258, 427, 292, 161, 358, 63, 353, 440, 55, 93, 176, 444, 41, 385, 136, 283, 45]
A:
403