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.

Example Input: [90, -19, -65, -99, 51, 36, -64]
Example Output: 1

Example Input: [20, 54, 4]
Example Output: 16

Example Input: [-32, -23, 64, -22, 18, -47]
Example Output:
1