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: [42, 86, -81, -78, 44, -64, 20, 57, -67]

SOLUTION: [44, 167, 3, 122, 108, 84, 37, 124]

PROBLEM: [48, 95, -75, -13, -52, 85, -7, -8]

SOLUTION: [47, 170, 62, 39, 137, 92, 1]

PROBLEM: [77, -18, -29, 67, -86, 74, -85]

SOLUTION:
[95, 11, 96, 153, 160, 159]