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.

[44, 30, 12, -47, -66, -10, 46, -11, -51]
1

[-12, -97, -83, -46, 69, -38]
8

[29, 44, -94, -70]

15