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.

['93', '277', '373', 'z', '9', 'r', '251', '207', 'v', 'n']
0, 1, 2, 3, 5, 7, 9

['493', '241', '239', 'g', 'q', '319', '49', '245']
1, 2, 3, 4, 5, 9

['291', '135', '331', 'm', '45', 'n', '271', 'q', 'w', 'r']

1, 2, 3, 4, 5, 7, 9