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: ['d', '335', '23', '461', '497', 'p', '313']

A: 1, 2, 3, 4, 5, 6, 7, 9
****
Q: ['43', 'n', 's', '453', 'c', '205']

A: 0, 2, 3, 4, 5
****
Q: ['t', 'p', '245', '147', '303', 't', '447', 'd']

A:
0, 1, 2, 3, 4, 5, 7
****