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: [-76, 89, -68, 74]

SOLUTION: [165, 157, 142]

PROBLEM: [30, -9, 91, -45, 39, 46, 74]

SOLUTION: [39, 100, 136, 84, 7, 28]

PROBLEM: [41, -98, -7]

SOLUTION:
[139, 91]