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.

['103', '431', 'z', '99', 'h', 'c', 'a', '433', '55', 'k', 'a']
0, 1, 3, 4, 5, 9

['421', '99', '115', 'x']
1, 2, 4, 5, 9

['111', '109', '25', 'm', '245', 'd', 'q', 'z', '81', '189', 'd', 's', 'u', '459', 'e']

0, 1, 2, 4, 5, 8, 9