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.

Input: Consider Input: [43, 34, 44, -40, -37, -38, -21, 86, -13]

Output: 1


Input: Consider Input: [-99, 6, 36, -88]

Output: 11


Input: Consider Input: [15, -29, -14, 87, 90]


Output: 3