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.

['v', 'w', '125', 'r', 'a', '309', '259', 'c', 'a', 'c', 'w', '273', '279']
0, 1, 2, 3, 5, 7, 9

['f', '463', '169', '175']
1, 3, 4, 5, 6, 7, 9

['p', 't', '289', 'x', 'f', '55', '245', '177', 't', 'l', '417', '91', '265', '223', '181']

1, 2, 3, 4, 5, 6, 7, 8, 9