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: ['a', '55', 's', '71', '271', '211']

Output: 1, 2, 5, 7


Input: Consider Input: ['269', 'f', '321', '175', '15', 'n', 'b', 'z', '53', 'p', 'x', '457', 'q', 'b']

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


Input: Consider Input: ['147', 'k']


Output: 1, 4, 7