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:
['t', '361', 'o', 'j', '395', 'u', '211', 'a', 'i', 'i', '375', 'h', '451']
answer:
1, 2, 3, 4, 5, 6, 7, 9


question:
['411', 'i', '107', '75', 'b', 'l', 't', '351', '413', 'l', '363']
answer:
0, 1, 3, 4, 5, 6, 7


question:
['469', 'v', '63', '317', 'r', '305', 'i', 'e']
answer:

0, 1, 3, 4, 5, 6, 7, 9