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.

Q: ['359', '233', '455', '449', 'h']

A: 2, 3, 4, 5, 9
****
Q: ['99', '245', 'c', '435', '255', 'v']

A: 2, 3, 4, 5, 9
****
Q: ['277', '149', 'm', '101', '165', '401']

A:
0, 1, 2, 4, 5, 6, 7, 9
****
