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:
[75, -78, 38, -76, -44, -47, -26, 70, -8]

Ex Output:
2


Ex Input:
[68, -44, 72, 0, 64, 14, 16, -56]

Ex Output:
2


Ex Input:
[-15, 93, 64, -29, -12, 58]

Ex Output:

3