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: ['b', '343', '149', 'h', 'w', 'j', 'd', 'r', '461', 'q', '265', '329', '499', 'r', '291']

A: 1, 2, 3, 4, 5, 6, 9
****
Q: ['397', '287', '401', '97']

A: 0, 1, 2, 3, 4, 7, 8, 9
****
Q: ['83', 'w', 'x', '109', 'f', '235', '269', 'k', 'm', 'h', 'j']

A:
0, 1, 2, 3, 5, 6, 8, 9
****