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.

['401', 'a', '273', 'c', '117', 'x', 'b', 'h', 's', 'v']
0, 1, 2, 3, 4, 7

['345', 'k']
3, 4, 5

['239', '259', 'v', '103', '449', 'b', 'h', 'x', '467', '315', '481', 'd']

0, 1, 2, 3, 4, 5, 6, 7, 8, 9