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: ['5', 'y', 'l', '311', '269', 'f', 'm', '25', 'j', 's', 't', '283', 'p']

A: 1, 2, 3, 5, 6, 8, 9
****
Q: ['m', '107']

A: 0, 1, 7
****
Q: ['a', '437', 'o', '239', '89', '241', '71', 'f', '23', 'v', 'i', 'r', 'w', '497']

A:
1, 2, 3, 4, 7, 8, 9
****