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

A: 2
****
Q: [77, 43, 83, 42]

A: 1
****
Q: [-41, 18, 25]

A:
7
****