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:
[19, 0, -16, 77, 1, -74, 97, -64, -56, -30]

Ex Output:
1


Ex Input:
[6, 69, -76]

Ex Output:
63


Ex Input:
[-48, -5, 66, 15, -59, -47, -71, -99, -87]

Ex Output:

1