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:
[17, 46, 74]

Ex Output:
[29, 28]


Ex Input:
[54, 19, -60, 90, 37]

Ex Output:
[35, 79, 150, 53]


Ex Input:
[80, 18]

Ex Output:

[62]