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:
['5', 'y', 'l', '311', '269', 'f', 'm', '25', 'j', 's', 't', '283', 'p']
answer:
1, 2, 3, 5, 6, 8, 9


question:
['269', 'f', '321', '175', '15', 'n', 'b', 'z', '53', 'p', 'x', '457', 'q', 'b']
answer:
1, 2, 3, 4, 5, 6, 7, 9


question:
['159', '11', '109', 'j', 'r', '395', 'e', '417', 'e', 'g', '345', '449']
answer:

0, 1, 3, 4, 5, 7, 9