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: ['o', 'e', '187', '153', 'a', '253', 'f']

A: 1, 2, 3, 5, 7, 8
****
Q: ['f', '135', 's', '269', 'x', '45', 'p', '141', 'e']

A: 1, 2, 3, 4, 5, 6, 9
****
Q: ['u', 'm', '365', 'q', '289', 'z', '87', '63', '259', '225']

A:
2, 3, 5, 6, 7, 8, 9
****