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.

[38, 4]
[34]

[-44, -45, -38, 3, -19]
[1, 7, 41, 22]

[49, 83, 90, 41, 0]

[34, 7, 49, 41]