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.

Ex Input:
[72, 9, -17, 39, -95, -28, -12, 89, 21, 34, -13, -41, -91, 40, 28]

Ex Output:
[63, 26, 56, 134, 67, 16, 101, 68, 13, 47, 28, 50, 131, 12]


Ex Input:
[9, -21, 40, 23]

Ex Output:
[30, 61, 17]


Ex Input:
[29, 50, -34, -54]

Ex Output:

[21, 84, 20]