In this task you will be given a list of integers. You should find the minimum absolute difference between 2 integers in the list. The absolute difference is the absolute value of one integer subtracted by another. The output should be a single integer which is the smallest possible absolute distance.
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Question: [90, -49, -17, 9]

Answer: 26


Question: [80, 86, 83, 27]

Answer: 3


Question: [8, 71, -37, -12, 85, -6, 45, -2]

Answer:
4