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: ['y', 'x', 'z', '153', '93', 't', '85', '337', '333', 'i', '53', '245', '353', 'm', 'a']

A: 1, 2, 3, 4, 5, 7, 8, 9
****
Q: ['z', 'b', 'c', 'l', '453', 'h', '215', '447', '487', 'p', 'y', 'v']

A: 1, 2, 3, 4, 5, 7, 8
****
Q: ['v', 'x', 's', 'q', 'x', 'n', 'o', '5', '127', 'g', '293', 'o', '281', 'o', 'p']

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