TASK DEFINITION: In this task you are given a list of integers and you need to find the absolute value of the difference between each two consecutive values. The output should be a list of the absolute value of the differences of each two consecutive values.
PROBLEM: [-57, -96]

SOLUTION: [39]

PROBLEM: [-86, 48, -25, 0, 84, 42]

SOLUTION: [134, 73, 25, 84, 42]

PROBLEM: [-91, -51, 33, -59, -34, -56, -79, 40, 57, -25, 83, 54, -74]

SOLUTION:
[40, 84, 92, 25, 22, 23, 119, 17, 82, 108, 29, 128]