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:
[97, -15, -90]

Ex Output:
75


Ex Input:
[44, 30, 12, -47, -66, -10, 46, -11, -51]

Ex Output:
1


Ex Input:
[91, 59, 41, -84]

Ex Output:

18