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.

['s', 't', '189', 'j', 'r']
1, 8, 9

['c', '155', '61']
1, 5, 6

['411', '193', '433', '397', '353', '115', '177', 'g', 'b']

1, 3, 4, 5, 7, 9

