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.

[21, -75, 72]
51

[-77, -54, -84, -83, 21]
1

[-13, 41, 35, -29, 48, 12]

6