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: [21, -75, 72]

Answer: 51


Question: [95, 87, 4, 33, -47, -68, -47, -73]

Answer: 0


Question: [88, 79, 9, 74, -86]

Answer:
5