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', 'l', 'g', 'w', '13', 'd', '123', '279', '293', 'n', '341', 'n', '359', '35', 'd']

A: 1, 2, 3, 4, 5, 7, 9
****
Q: ['s', '95', 'j', '173', '437', '143', 'n', '357', 'w', '239', '219']

A: 1, 2, 3, 4, 5, 7, 9
****
Q: ['k', 'i', 'o', '343', 'x', '271', '447', '11', '277']

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