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.

[-37, 62, -79, -58, 4, 23, -97]
18

[41, -94, 8, -31, 21]
13

[6, 6, -43, 54, 48, 51, 51, -64]

0