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: ['293', '473', '79', 'j', '455', '285', 'k', 'd', '379', '249', '73', '229']

A: 2, 3, 4, 5, 7, 8, 9
****
Q: ['429', 'a', 'g', '7', 'j', 'd', 'y', '113']

A: 1, 2, 3, 4, 7, 9
****
Q: ['o', '271', '355', 'i', 'd', 'i', 'b', '147', 'j', 'i', '17', 'q', 'r', 'x', '249']

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