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:
[-53, -76, 60, 9, -93, -62, 21]

Ex Output:
9


Ex Input:
[67, -65, 93, 9, -39, -43, -93, 58]

Ex Output:
4


Ex Input:
[-92, -55, 0, 35, -25, -89, 20]

Ex Output:

3