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:
['289', 'f', 'y', 'n', '271', '223', 'v', 'p', 'v', 'w', '7', 'i', '195']
answer:
1, 2, 3, 5, 7, 8, 9


question:
['e', 'o', 'c', 'j', 'g', '249', 's', 'b', 'f', '359', '107', 'i']
answer:
0, 1, 2, 3, 4, 5, 7, 9


question:
['85', 'z', 'x', 'e', 'e', 'c', '129', 'b', 'u', '431', '231', 'e', 'w', '495', '475']
answer:

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