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:
[-20, 95, 66, -72, -33, -59, 94, -64, -30]

Ex Output:
1


Ex Input:
[-69, -77, -30, -87, -25, -32, 27, 77, 59, 55]

Ex Output:
2


Ex Input:
[33, 62, 92]

Ex Output:

29