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:
['f', 'u', 'd', '51', 'w', '449', 'z', '313', '153', 'z', '319']
answer:
1, 3, 4, 5, 9


question:
['343', 'c', '7', '271', 'm', '151', 'd', 'n', '305', 'y', 'w', '255']
answer:
0, 1, 2, 3, 4, 5, 7


question:
['79', 'u', 'k', 'n', 'q', '287', 'l', 'd', '417', '469', '133']
answer:

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