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.

Q: ['235', '17', 'k', 'h', 'o', 'g', '97', 'h', '165']

A: 1, 2, 3, 5, 6, 7, 9
****
Q: ['h', 'l', '43', 'b', 'g', '265', '355', 'y']

A: 2, 3, 4, 5, 6
****
Q: ['385', 'y', 'a', '147', '163', 'm', '385', '441', 'k', '435', 'y', '29', 'z']

A:
1, 2, 3, 4, 5, 6, 7, 8, 9
****