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: [71, 19, 14, 18]

A: 1
****
Q: [100, -87, -95, -56]

A: 8
****
Q: [37, -75, 58, -93, 86, -21, -56]

A:
18
****