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: [172, 441, 362, 60, 216, 244, 287, 411, 113, 114, 118, 209, 404, 127, 382, 161, 65, 56, 446, 21]

SOLUTION: 425

PROBLEM: [154, 363, 245, 461, 244, 457, 274, 286, 490, 339, 304, 317, 408, 115, 413, 47, 42, 28, 19, 106]

SOLUTION: 471

PROBLEM: [154, 218, 22, 435, 53, 208, 472, 16, 262, 450, 288, 302, 84, 461, 216, 38, 39, 328, 231, 439]

SOLUTION:
456

