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:
[76, -94, 1, -60]

Ex Output:
34


Ex Input:
[1, -91, 60, -14, -8, 14, 7, -9]

Ex Output:
1


Ex Input:
[91, 49, 37, -71]

Ex Output:

12