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.

[Q]: [72, 77, 97, 12, 26]
[A]: 5


[Q]: [15, 70, -35, -31]
[A]: 4


[Q]: [-21, 11, 84, -2, 26, 64, 54, -49, 28]
[A]:
2