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.

['p', '45', 'z', '85', 'k', 'e', '191', '265', '261', 'w', 'l', '263', 'w']
1, 2, 3, 4, 5, 6, 8, 9

['51', '461', '343', '15', '209', '51']
0, 1, 2, 3, 4, 5, 6, 9

['475', 'i', 'z', '137', 'a', '157', 'e', '255', '487', 'z']

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