instruction:
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.
question:
[203, 115, 420, 204, 221, 56, 60, 310, 149, 472, 306, 211, 246, 494, 314, 95, 407, 449, 468, 269]
answer:
438


question:
[201, 413, 361, 111, 411, 416, 101, 478, 73, 128, 281, 56, 239, 33, 130, 64, 206, 288, 301, 138]
answer:
445


question:
[17, 486, 428, 454, 62, 124, 487, 315, 25, 457, 265, 108, 441, 286, 146, 467, 144, 318, 483, 440]
answer:

470