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: ['73', '199', '189', '27', 'm', '101', '61', '113', 'y', '169']

A: 0, 1, 2, 3, 6, 7, 8, 9
****
Q: ['459', 'd', '473', 'i', 'l', 's']

A: 3, 4, 5, 7, 9
****
Q: ['365', '115', '133', '439', '299', '475', 'd', 'u', 'x', '349', 'z', '395', 'i']

A:
1, 2, 3, 4, 5, 6, 7, 9
****