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.

['325', '269', '199', '177', 'n', '319', '385', '227', 'o', '393', 'y', 'g', 'f', '347', '109']
0, 1, 2, 3, 4, 5, 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

['v', '477', 'j', '339', '245', 'r', '417', 'g', '475', 'n', 'q', '171']

1, 2, 3, 4, 5, 7, 9