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: [169, 102, 65, 89, 439, 351, 227, 203, 324, 14, 450, 342, 295, 147, 409, 363, 108, 444, 174, 63]
A:
436