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: ['h', '477', 'w', '315', 'k', 'd', '367', '411', '207', 'b', '81', 'k', 'f', '107', '103']

A: 0, 1, 2, 3, 4, 5, 6, 7, 8
****
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: ['p', '197', '305', '121', 's', '237', 'n', '131', '487', 'n', '403', '297', 'o', 'q', 'o']

A:
0, 1, 2, 3, 4, 5, 7, 8, 9
****