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.

Ex Input:
[9, -71, -69, -33, -33, -12, 6]

Ex Output:
0


Ex Input:
[35, 63, -48, -85]

Ex Output:
28


Ex Input:
[46, -69, 5, 21, -28, -34, 59, 20, -12]

Ex Output:

1