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: [20, -64, -71, 89, 51, 86, 55, 58, 45, 13, -97, 31, -77]

Answer: [84, 7, 160, 38, 35, 31, 3, 13, 32, 110, 128, 108]

Question: [53, -100, -84, 92, 41, -63, 17, -9, -1, 94, -16, 78]

Answer: [153, 16, 176, 51, 104, 80, 26, 8, 95, 110, 94]

Question: [-72, 33, 65, -38, 79, 44, 31, -19, -32]

Answer:
[105, 32, 103, 117, 35, 13, 50, 13]