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: ['m', '221', '261', '175', '183', '359', 'h', '157', 'p', 'r', 'c', 'g', '193', 's']

A: 1, 2, 3, 5, 6, 7, 8, 9
****
Q: ['165', 'k', 'a', 'v', 'u', '61', '327']

A: 1, 2, 3, 5, 6, 7
****
Q: ['7', 'u', 's', '75', 't', 'o']

A:
5, 7
****