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: ['f', '135', 's', '269', 'x', '45', 'p', '141', 'e']

A: 1, 2, 3, 4, 5, 6, 9
****
Q: ['l', '201', 's', 'y', 'b', '395', '19']

A: 0, 1, 2, 3, 5, 9
****
Q: ['f', 'e', 'w', 't', '177', 'y', 'h']

A:
1, 7
****