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.

['279', 'm', '453', 's', 'x', 'g', 'i', 'x', 'd']
2, 3, 4, 5, 7, 9

['355', 'h', '287', 's', 'o', '497', '219']
1, 2, 3, 4, 5, 7, 8, 9

['221', '233', 'c', 'v', '319', '415', 'g', '323', '351']

1, 2, 3, 4, 5, 9