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.

Example input: [7, 1, 5, 8, -4]
Example output: [6, 4, 3, 12]
Example explanation: The output is a list of the absolute value of the differences of every two consecutive values. So this is a good example.
Q: [39, -69, 31, -95, 93, -57, 5, -80, -19, -7, 50, -31, -15]
A:
[108, 100, 126, 188, 150, 62, 85, 61, 12, 57, 81, 16]