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', 'q', 'a', 'u', 'q']
-1

['349', '327', 'c', 'a', '493', 'a', 'm', '337', '397', '213', '203', '139']
0, 1, 2, 3, 4, 7, 9

['c', 't', '95', '295', '435', 's', 'z', 'e', '387', '445', '153', 'q', '379', 'n', 'u']

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