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: ['l', 'z', '453', '361', 'p', 'c', 'n', '77', '113', '261', 'g']

A: 1, 2, 3, 4, 5, 6, 7
****
Q: ['437', '377']

A: 3, 4, 7
****
Q: ['99', 'q', 'f', '327', 's', 'b', '25', '149', 't', 'o', '363', 'm', 'a']

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