Detailed 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.
Q: [349, 495, 181, 489, 385, 406, 314, 22, 128, 236, 214, 157, 66, 237, 475, 195, 407, 199, 13, 245]
A:
482