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:
[-20, -43, -74, -82]

Ex Output:
8


Ex Input:
[-45, 43, -31, 75, -14, -57, -35, -75, -37]

Ex Output:
2


Ex Input:
[17, -35, 83, -32, -14, -39, -61, 66, -21]

Ex Output:

3