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: [87, -15]

SOLUTION: [102]

PROBLEM: [0, 5, -99, -88, 71, 94, 80, -25, 18, -12, -67, -75, 94]

SOLUTION: [5, 104, 11, 159, 23, 14, 105, 43, 30, 55, 8, 169]

PROBLEM: [-5, -14]

SOLUTION:
[9]