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.

['b', 'r', 'n', '89', '379', '283', '27', 's', '361', 'm', 'l']
1, 2, 3, 6, 7, 8, 9

['325', '203', 'x', 'r', '189', 't', 'q', '277', '315', 'w', '377', 'g', 'l', '87', 'f']
0, 1, 2, 3, 5, 7, 8, 9

['67', '463', '377', 'd', '183', 't', '393', '473', '401', 'x']

0, 1, 3, 4, 6, 7, 8, 9