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: [-30, 10, 4, -91]

Answer: 6


Question: [71, 19, 14, 18]

Answer: 1


Question: [-89, 80, -66, 24, 68, 87, 17, 19, -74]

Answer:
2