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.

['b', 'n', '369', '199', 'r', '165', '63', 'y', '331', '57']
1, 3, 5, 6, 7, 9

['h', '281', '113', '119', 'j', '245', 'i', '121', '439']
1, 2, 3, 4, 5, 8, 9

['379', 'i']

3, 7, 9