In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.

Input: Consider Input: ['u', '465', '129', 'o']

Output: 1, 2, 4, 5, 6, 9


Input: Consider Input: ['141', 'm', '139', '197', '321', '265', 'p']

Output: 1, 2, 3, 4, 5, 6, 7, 9


Input: Consider Input: ['b', 'w']


Output: -1