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: ['493', '241', '239', 'g', 'q', '319', '49', '245']

A: 1, 2, 3, 4, 5, 9
****
Q: ['375', '457', '423', 'q', 't']

A: 2, 3, 4, 5, 7
****
Q: ['411', 'l', '357', 'z']

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