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]: [227, 156, 78, 249, 225, 147, 125, 33, 316, 421, 208, 215, 186, 486, 53, 29, 207, 308, 176, 403]
[A]: 457


[Q]: [353, 251, 279, 86, 447, 71, 137, 295, 294, 360, 266, 430, 421, 277, 322, 364, 160, 383, 175, 73]
[A]: 376


[Q]: [379, 166, 33, 28, 246, 461, 332, 95, 67, 80, 270, 279, 55, 31, 70, 173, 305, 35, 92, 223]
[A]:
433


