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.

['k', '409', '333', '283', 'm', '489', '377', '439', '443', 'r', '101', 'n', '35']
0, 1, 2, 3, 4, 5, 7, 8, 9

['493', '441', '3', 'p', '23', 'x', 'n', '417', '299', 'v', 'l', '415']
1, 2, 3, 4, 5, 7, 9

['i', '267', '41', '5', 'n', '287', '457', 'z', 'y', '381', '213', '127', 'g', 't']

1, 2, 3, 4, 5, 6, 7, 8