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: [-30, 47, 17, 83, -99, 37, 37, 56, 81]

SOLUTION: [77, 30, 66, 182, 136, 0, 19, 25]

PROBLEM: [3, 53, 0, 65, -39, -61]

SOLUTION: [50, 53, 65, 104, 22]

PROBLEM: [59, 55, -94, 57]

SOLUTION:
[4, 149, 151]