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:
[67, 81]

Ex Output:
[14]


Ex Input:
[-42, -73, 4, 44, -79, 14, -2, 80, 93, -44, 98, 1, 78, -3]

Ex Output:
[31, 77, 40, 123, 93, 16, 82, 13, 137, 142, 97, 77, 81]


Ex Input:
[-87, -14, -41, 63, 56, 61, 22]

Ex Output:

[73, 27, 104, 7, 5, 39]