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.
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Question: ['159', 'y', '369', 'r', '341', '23', 's', '209', 'l', 's', '473']

Answer: 0, 1, 2, 3, 4, 5, 6, 7, 9


Question: ['167', 'o', '23', 'y', 'q', '407', 'q', '325', '43', '83', '401', 'l', '191']

Answer: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9


Question: ['179', '403', '273', 'j', '49', 'q', '379', '245', '39', 'q', '119', 'v', '191']

Answer:
0, 1, 2, 3, 4, 5, 7, 9