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.

['499', '493', 'i', '87']
3, 4, 7, 8, 9

['m', '347', 'o', 'i', 'u', '135', 'e', '179', 'q', '13']
1, 3, 4, 5, 7, 9

['109', 'h', 'g', '219', '337', 'o']

0, 1, 2, 3, 7, 9

