TASK DEFINITION: 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.
PROBLEM: [361, 224, 198, 74, 147, 325, 59, 18, 240, 496, 383, 321, 441, 291, 328, 64, 424, 105, 448, 226]

SOLUTION: 478

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

SOLUTION: 376

PROBLEM: [294, 369, 449, 448, 441, 350, 444, 212, 363, 201, 366, 447, 476, 388, 112, 203, 43, 117, 185, 15]

SOLUTION:
461