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: ['233', '339', '319']

A: 1, 2, 3, 9
****
Q: ['x', '281', 'n', '385', '435', 'l', 's', '445', 'n', 'n', '133']

A: 1, 2, 3, 4, 5, 8
****
Q: ['d', 'b', '165', 'e', '479', 's', '57', '19']

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