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: ['j', 't']

A: -1
****
Q: ['381', '277', 'g', '307', 'p', '105', '341', 'o', '313', '5', '375', '145', 'k']

A: 0, 1, 2, 3, 4, 5, 7, 8
****
Q: ['h', '185', '235', 'b', '49', 'a', '217', 'r', 'r', 'h', 'v', '319']

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