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.

['243', '125']
1, 2, 3, 4, 5

['y', 'm', '121', 'h', 'm', '189', '117', '257', 'y', '181', '279', 'a', '453']
1, 2, 3, 4, 5, 7, 8, 9

['b', 'u', '493', '355', 'g', 'a', 'q', 'w', '399', '439', '291']

1, 2, 3, 4, 5, 9