instruction:
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.
question:
['85', '311', 'x', '97', 'b', '277', 's', 'a', 'v', 'o', 'a']
answer:
1, 2, 3, 5, 7, 8, 9


question:
['i', 'f', 'g', '267', '113', '93', 'r', '401', 'g', 'e']
answer:
0, 1, 2, 3, 4, 6, 7, 9


question:
['411', '207', 't', '267', '151', '213', 'h', 'y', 'h', '489', 'z', 's', '285']
answer:

0, 1, 2, 3, 4, 5, 6, 7, 8, 9