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: ['221', '191', 'w', 'l', 'h', 'a']

A: 1, 2, 9
****
Q: ['z', '271', 'h', 'm', '365']

A: 1, 2, 3, 5, 6, 7
****
Q: ['141', '465', 't', '415', '255', 'o', '217', '275', 't', '27']

A:
1, 2, 4, 5, 6, 7
****