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:
['455', '447', 'x', '479', 'b', '267', '339', '29', '267']
answer:
2, 3, 4, 5, 6, 7, 9


question:
['233', '35', 'l', 'j', '89', 'r', 't']
answer:

2, 3, 5, 8, 9