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: ['411', 'n']

A: 1, 4
****
Q: ['167', 'o', '23', 'y', 'q', '407', 'q', '325', '43', '83', '401', 'l', '191']

A: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
****
Q: ['497', '421', '287', '91', '281', '189', '329', '461', 'v', 'x']

A:
1, 2, 3, 4, 6, 7, 8, 9
****