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: [-67, -22, -46, 54]

Answer: 21


Question: [-71, 86, -74]

Answer: 3


Question: [8, -75, 68, 48]

Answer:
20