instruction:
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.
question:
[12, 15, -23, -68, -75, 30, 5, -27, -15, -1, -20, 86, 56, -49, -55]
answer:
[3, 38, 45, 7, 105, 25, 32, 12, 14, 19, 106, 30, 105, 6]


question:
[-6, -55, 20]
answer:
[49, 75]


question:
[51, 29, -91, -4, -2]
answer:

[22, 120, 87, 2]