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.

['71', '7', '341', '199', 'z', 'x', '201']
0, 1, 2, 3, 4, 7, 9

['l', '269', 'l', '379', '359']
2, 3, 5, 6, 7, 9

['e', 'u', '21', '73', '225']

1, 2, 3, 5, 7