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]: [361, 149, 461, 317, 457, 157, 11, 422, 71, 272, 69, 25, 469, 410, 443, 207, 421, 289, 141, 491]
[A]: 480


[Q]: [403, 279, 182, 232, 337, 41, 138, 193, 436, 233, 388, 152, 91, 61, 463, 117, 413, 483, 450, 24]
[A]: 459


[Q]: [301, 493, 469, 440, 276, 264, 17, 431, 381, 96, 463, 37, 67, 155, 87, 281, 89, 402, 25, 120]
[A]:
476


