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: [21, 128, 318, 367, 66, 190, 441, 186, 206, 52, 325, 467, 429, 167, 482, 464, 389, 60, 306, 146]

A: 461
****
Q: [421, 390, 263, 376, 486, 468, 247, 60, 283, 304, 259, 431, 488, 127, 456, 148, 344, 377, 305, 407]

A: 428
****
Q: [266, 432, 61, 375, 17, 111, 97, 172, 55, 305, 312, 474, 69, 321, 497, 403, 232, 245, 248, 318]

A:
480
****