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: ['353', 'k', 'j', '1', '375', 'e', 'd']

A: 1, 3, 5, 7
****
Q: ['95', '205', 'c', '101']

A: 0, 1, 2, 5, 9
****
Q: ['r', '293', 't', 't', 'q', '221']

A:
1, 2, 3, 9
****