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: [90, 51, 65, -58, 14]

SOLUTION: [39, 14, 123, 72]

PROBLEM: [3, 64, -72, 28, 18, -84, -91, -73, 58]

SOLUTION: [61, 136, 100, 10, 102, 7, 18, 131]

PROBLEM: [-49, 9, 44, -57, -99]

SOLUTION:
[58, 35, 101, 42]