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:
[61, 15, 100, 68, 2]

Ex Output:
7


Ex Input:
[-86, -64, -76, -44, -31, 84, -40]

Ex Output:
4


Ex Input:
[-47, -74, 67, 12, 79, 78, 0, -48]

Ex Output:

1