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, 78, -94, -50, -59, 97, 51, -51]

Ex Output:
1


Ex Input:
[67, -23, 43]

Ex Output:
24


Ex Input:
[-39, -19, -74, 73, -37, 7, -9, -98]

Ex Output:

2