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:
['105', 'u', '465', 'b', '59', 'd', 'w', 'r', '233', 'v', '197', '189', '329']
answer:
0, 1, 2, 3, 4, 5, 6, 7, 8, 9


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


question:
['177', '153', 'l', '351', '173', 'n', '375']
answer:

1, 3, 5, 7