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: ['y', 'x', 'z', '153', '93', 't', '85', '337', '333', 'i', '53', '245', '353', 'm', 'a']

A: 1, 2, 3, 4, 5, 7, 8, 9
****
Q: ['z', '209']

A: 0, 2, 9
****
Q: ['445', 'b', '391', 'q', '91', 'f', '191', '247', 'v', 'r', 'f', 'o', 'l']

A:
1, 2, 3, 4, 5, 7, 9
****